bindings/erlang: Added README.
[collectd.git] / configure.in
index 2c51d21..fa463dd 100644 (file)
@@ -2,6 +2,25 @@ dnl Process this file with autoconf to produce a configure script.
 AC_INIT(collectd, m4_esyscmd(./version-gen.sh))
 AC_CONFIG_SRCDIR(src/collectd.c)
 AC_CONFIG_HEADERS(src/config.h)
+
+m4_ifdef([LT_PACKAGE_VERSION],
+       # libtool >= 2.2
+       [
+        LT_CONFIG_LTDL_DIR([libltdl])
+        LT_INIT([dlopen])
+        LTDL_INIT([convenience])
+       ]
+,
+       # libtool <= 1.5
+       [
+        AC_LIBLTDL_CONVENIENCE
+        AC_SUBST(LTDLINCL)
+        AC_SUBST(LIBLTDL)
+        AC_LIBTOOL_DLOPEN
+        AC_CONFIG_SUBDIRS(libltdl)
+       ]
+)
+
 AM_INIT_AUTOMAKE(dist-bzip2)
 AC_LANG(C)
 
@@ -20,17 +39,11 @@ AC_PROG_MAKE_SET
 AM_PROG_CC_C_O
 AM_CONDITIONAL(COMPILER_IS_GCC, test "x$GCC" = "xyes")
 
-dnl configure libtool
 AC_DISABLE_STATIC
-AC_LIBLTDL_CONVENIENCE
-AC_SUBST(LTDLINCL)
-AC_SUBST(LIBLTDL)
-AC_LIBTOOL_DLOPEN
 AC_PROG_LIBTOOL
 AC_PROG_LEX
 AC_PROG_YACC
 PKG_PROG_PKG_CONFIG
-AC_CONFIG_SUBDIRS(libltdl)
 
 AC_MSG_CHECKING([for kernel type ($host_os)])
 case $host_os in
@@ -67,8 +80,26 @@ fi
 
 if test "x$ac_system" = "xSolaris"
 then
-       CPPFLAGS="$CPPFLAGS -D_POSIX_PTHREAD_SEMANTICS"
+       AC_DEFINE(_POSIX_PTHREAD_SEMANTICS, 1, [Define to enforce POSIX thread semantics under Solaris.])
+fi
+
+# Where to install .pc files.
+pkgconfigdir="${libdir}/pkgconfig"
+AC_SUBST(pkgconfigdir)
+
+# Check for standards compliance mode
+AC_ARG_ENABLE(standards,
+             AS_HELP_STRING([--enable-standards], [Enable standards compliance mode]),
+             [enable_standards="$enableval"],
+             [enable_standards="no"])
+if test "x$enable_standards" = "xyes"
+then
+       AC_DEFINE(_ISOC99_SOURCE,        1, [Define to enforce ISO C99 compliance.])
+       AC_DEFINE(_POSIX_C_SOURCE, 200112L, [Define to enforce POSIX.1-2001 compliance.])
+       AC_DEFINE(_XOPEN_SOURCE,       600, [Define to enforce X/Open 6 (XSI) compliance.])
+       AC_DEFINE(_REENTRANT,            1, [Define to enable reentrancy interfaces.])
 fi
+AM_CONDITIONAL(BUILD_FEATURE_STANDARDS, test "x$enable_standards" = "xyes")
 
 #
 # Checks for header files.
@@ -231,6 +262,22 @@ AC_CHECK_HEADERS(sys/sysctl.h, [], [],
 #endif
 ])
 
+AC_MSG_CHECKING([for sysctl kern.cp_times])
+if test -x /sbin/sysctl
+then
+       /sbin/sysctl kern.cp_times 2>/dev/null
+       if test $? -eq 0
+       then
+               AC_MSG_RESULT([yes])
+               AC_DEFINE(HAVE_SYSCTL_KERN_CP_TIMES, 1,
+               [Define if sysctl supports kern.cp_times])
+       else
+               AC_MSG_RESULT([no])
+       fi
+else
+       AC_MSG_RESULT([no])
+fi
+
 # For hddtemp module
 AC_CHECK_HEADERS(linux/major.h libgen.h)
 
@@ -246,9 +293,25 @@ AC_CHECK_HEADERS(IOKit/ps/IOPowerSources.h, [], [],
 ])
 
 # For the swap module
+have_linux_wireless_h="no"
+if test "x$ac_system" = "xLinux"
+then
+  AC_CHECK_HEADERS(linux/wireless.h,
+                  [have_linux_wireless_h="yes"],
+                  [have_linux_wireless_h="no"],
+[
+#include <dirent.h>
+#include <sys/ioctl.h>
+#include <sys/socket.h>
+])
+fi
+
+# For the swap module
 have_sys_swap_h="yes"
 AC_CHECK_HEADERS(sys/swap.h vm/anon.h, [], [have_sys_swap_h="no"],
 [
+#undef _FILE_OFFSET_BITS
+#undef _LARGEFILE64_SOURCE
 #if HAVE_SYS_TYPES_H
 #  include <sys/types.h>
 #endif
@@ -312,13 +375,13 @@ have_net_ip_vs_h="no"
 have_ip_vs_h="no"
 if test "x$ac_system" = "xLinux"
 then
-       SAVE_CFLAGS=$CFLAGS
+       SAVE_CFLAGS="$CFLAGS"
        CFLAGS="$CFLAGS $KERNEL_CFLAGS"
 
        AC_CHECK_HEADERS(net/ip_vs.h, [have_net_ip_vs_h="yes"])
        AC_CHECK_HEADERS(ip_vs.h, [have_ip_vs_h="yes"])
 
-       CFLAGS=$SAVE_CFLAGS
+       CFLAGS="$SAVE_CFLAGS"
 fi
 
 # For quota module
@@ -351,7 +414,7 @@ AC_CHECK_HEADERS(linux/un.h, [], [],
 #endif
 ])
 
-AC_CHECK_HEADERS(pwd.h grp.h sys/un.h ctype.h limits.h sys/quota.h xfs/xqm.h fs_info.h fshelp.h paths.h mntent.h mnttab.h sys/fstyp.h sys/fs_types.h sys/mntent.h sys/mnttab.h sys/statfs.h sys/statvfs.h sys/vfs.h sys/vfstab.h kvm.h wordexp.h)
+AC_CHECK_HEADERS(pwd.h grp.h sys/un.h ctype.h limits.h xfs/xqm.h fs_info.h fshelp.h paths.h mntent.h mnttab.h sys/fstyp.h sys/fs_types.h sys/mntent.h sys/mnttab.h sys/statfs.h sys/statvfs.h sys/vfs.h sys/vfstab.h kvm.h wordexp.h)
 
 # For the dns plugin
 AC_CHECK_HEADERS(arpa/nameser.h)
@@ -408,7 +471,7 @@ AC_HEADER_TIME
 # Checks for library functions.
 #
 AC_PROG_GCC_TRADITIONAL
-AC_CHECK_FUNCS(gettimeofday select strdup strtol getaddrinfo getnameinfo strchr memcpy strstr strcmp strncmp strncpy strlen strncasecmp strcasecmp openlog closelog)
+AC_CHECK_FUNCS(gettimeofday select strdup strtol getaddrinfo getnameinfo strchr memcpy strstr strcmp strncmp strncpy strlen strncasecmp strcasecmp openlog closelog sysconf)
 
 AC_FUNC_STRERROR_R
 
@@ -484,6 +547,7 @@ nanosleep_needs_rt="no"
 AC_CHECK_FUNCS(nanosleep, [], AC_CHECK_LIB(rt, nanosleep, [nanosleep_needs_rt="yes"], AC_MSG_ERROR(cannot find nanosleep)))
 AM_CONDITIONAL(BUILD_WITH_LIBRT, test "x$nanosleep_needs_rt" = "xyes")
 
+AC_CHECK_FUNCS(sysctl, [have_sysctl="yes"], [have_sysctl="no"])
 AC_CHECK_FUNCS(sysctlbyname, [have_sysctlbyname="yes"], [have_sysctlbyname="no"])
 AC_CHECK_FUNCS(host_statistics, [have_host_statistics="yes"], [have_host_statistics="no"])
 AC_CHECK_FUNCS(processor_info, [have_processor_info="yes"], [have_processor_info="no"])
@@ -494,6 +558,7 @@ AC_CHECK_FUNCS(getifaddrs, [have_getifaddrs="yes"], [have_getifaddrs="no"])
 AC_CHECK_FUNCS(syslog, [have_syslog="yes"], [have_syslog="no"])
 AC_CHECK_FUNCS(getutent, [have_getutent="yes"], [have_getutent="no"])
 AC_CHECK_FUNCS(getutxent, [have_getutxent="yes"], [have_getutxent="no"])
+AC_CHECK_FUNCS(swapctl, [have_swapctl="yes"], [have_swapctl="no"])
 
 # For load module
 AC_CHECK_FUNCS(getloadavg, [have_getloadavg="yes"], [have_getloadavg="no"])
@@ -629,8 +694,13 @@ if test "x$fp_layout_type" = "xunknown"; then
       [[[[
 #include <stdlib.h>
 #include <stdio.h>
-#include <stdint.h>
 #include <string.h>
+#if HAVE_STDINT_H
+# include <stdint.h>
+#endif
+#if HAVE_STDBOOL_H
+# include <stdbool.h>
+#endif
       ]]]],
       [[[[
        uint64_t i0;
@@ -668,8 +738,13 @@ if test "x$fp_layout_type" = "xunknown"; then
       [[[[
 #include <stdlib.h>
 #include <stdio.h>
-#include <stdint.h>
 #include <string.h>
+#if HAVE_STDINT_H
+# include <stdint.h>
+#endif
+#if HAVE_STDBOOL_H
+# include <stdbool.h>
+#endif
 #define endianflip(A) ((((uint64_t)(A) & 0xff00000000000000LL) >> 56) | \
                        (((uint64_t)(A) & 0x00ff000000000000LL) >> 40) | \
                        (((uint64_t)(A) & 0x0000ff0000000000LL) >> 24) | \
@@ -715,8 +790,13 @@ if test "x$fp_layout_type" = "xunknown"; then
       [[[[
 #include <stdlib.h>
 #include <stdio.h>
-#include <stdint.h>
 #include <string.h>
+#if HAVE_STDINT_H
+# include <stdint.h>
+#endif
+#if HAVE_STDBOOL_H
+# include <stdbool.h>
+#endif
 #define intswap(A)    ((((uint64_t)(A) & 0xffffffff00000000LL) >> 32) | \
                        (((uint64_t)(A) & 0x00000000ffffffffLL) << 32))
       ]]]],
@@ -893,7 +973,8 @@ AC_CHECK_MEMBERS([struct kinfo_proc.kp_proc, struct kinfo_proc.kp_eproc],
        ])
 
 AC_CHECK_MEMBERS([struct udphdr.uh_dport, struct udphdr.uh_sport], [], [],
-[#if HAVE_STDINT_H
+[#define _BSD_SOURCE
+#if HAVE_STDINT_H
 # include <stdint.h>
 #endif
 #if HAVE_SYS_TYPES_H
@@ -913,7 +994,8 @@ AC_CHECK_MEMBERS([struct udphdr.uh_dport, struct udphdr.uh_sport], [], [],
 #endif
 ])
 AC_CHECK_MEMBERS([struct udphdr.dest, struct udphdr.source], [], [],
-[#if HAVE_STDINT_H
+[#define _BSD_SOURCE
+#if HAVE_STDINT_H
 # include <stdint.h>
 #endif
 #if HAVE_SYS_TYPES_H
@@ -970,102 +1052,6 @@ fi
 m4_divert_once([HELP_WITH], [
 collectd additional packages:])
 
-# AC_ARG_WITH (package, help-string, [action-if-given], [action-if-not-given])
-librrd_cflags=""
-librrd_ldflags=""
-librrd_threadsafe="yes"
-AC_ARG_WITH(rrdtool, [AS_HELP_STRING([--with-rrdtool@<:@=PREFIX@:>@], [Path to rrdtool.])],
-[      if test "x$withval" != "xno" && test "x$withval" != "xyes"
-       then
-               librrd_cflags="-I$withval/include"
-               librrd_ldflags="-L$withval/lib"
-               with_rrdtool="yes"
-       else
-               with_rrdtool="$withval"
-       fi
-], [with_rrdtool="yes"])
-if test "x$with_rrdtool" = "xyes"
-then
-       SAVE_CPPFLAGS="$CPPFLAGS"
-       SAVE_LDFLAGS="$LDFLAGS"
-
-       CPPFLAGS="$CPPFLAGS $librrd_cflags"
-       LDFLAGS="$LDFLAGS $librrd_ldflags"
-
-       AC_CHECK_HEADERS(rrd.h,, [with_rrdtool="no (rrd.h not found)"])
-
-       CPPFLAGS="$SAVE_CPPFLAGS"
-       LDFLAGS="$SAVE_LDFLAGS"
-fi
-if test "x$with_rrdtool" = "xyes"
-then
-       SAVE_CPPFLAGS="$CPPFLAGS"
-       SAVE_LDFLAGS="$LDFLAGS"
-
-       CPPFLAGS="$CPPFLAGS $librrd_cflags"
-       LDFLAGS="$LDFLAGS $librrd_ldflags"
-
-       AC_CHECK_LIB(rrd_th, rrd_update_r,
-       [with_rrdtool="yes"
-        librrd_ldflags="$librrd_ldflags -lrrd_th -lm"
-       ],
-       [librrd_threadsafe="no"
-        AC_CHECK_LIB(rrd, rrd_update,
-        [with_rrdtool="yes"
-         librrd_ldflags="$librrd_ldflags -lrrd -lm"
-        ],
-        [with_rrdtool="no (symbol 'rrd_update' not found)"],
-        [-lm])
-       ],
-       [-lm])
-
-       CPPFLAGS="$SAVE_CPPFLAGS"
-       LDFLAGS="$SAVE_LDFLAGS"
-fi
-if test "x$with_rrdtool" = "xyes"
-then
-       BUILD_WITH_LIBRRD_CFLAGS="$librrd_cflags"
-       BUILD_WITH_LIBRRD_LDFLAGS="$librrd_ldflags"
-       AC_SUBST(BUILD_WITH_LIBRRD_CFLAGS)
-       AC_SUBST(BUILD_WITH_LIBRRD_LDFLAGS)
-fi
-if test "x$librrd_threadsafe" = "xyes"
-then
-       AC_DEFINE(HAVE_THREADSAFE_LIBRRD, 1, [Define to 1 if you have the threadsafe rrd library (-lrrd_th).])
-fi
-
-AC_ARG_WITH(libpthread, [AS_HELP_STRING([--with-libpthread=@<:@=PREFIX@:>@], [Path to libpthread.])],
-[      if test "x$withval" != "xno" \
-               && test "x$withval" != "xyes"
-       then
-               LDFLAGS="$LDFLAGS -L$withval/lib"
-               CPPFLAGS="$CPPFLAGS -I$withval/include"
-               with_libpthread="yes"
-       else
-               if test "x$withval" = "xno"
-               then
-                       with_libpthread="no (disabled)"
-               fi
-       fi
-], [with_libpthread="yes"])
-if test "x$with_libpthread" = "xyes"
-then
-       AC_CHECK_LIB(pthread, pthread_create, [with_libpthread="yes"], [with_libpthread="no (libpthread not found)"], [])
-fi
-if test "x$with_libpthread" = "xyes"
-then
-       AC_CHECK_HEADERS(pthread.h,, [with_libpthread="no (pthread.h not found)"])
-fi
-if test "x$with_libpthread" = "xyes"
-then
-       collect_pthread=1
-else
-       collect_pthread=0
-fi
-AC_DEFINE_UNQUOTED(HAVE_LIBPTHREAD, [$collect_pthread],
-       [Wether or not to use pthread (POSIX threads) library])
-AM_CONDITIONAL(BUILD_WITH_LIBPTHREAD, test "x$with_libpthread" = "xyes")
-
 if test "x$ac_system" = "xSolaris"
 then
        with_kstat="yes"
@@ -1092,7 +1078,54 @@ fi
 AM_CONDITIONAL(BUILD_WITH_LIBKSTAT, test "x$with_kstat" = "xyes")
 AM_CONDITIONAL(BUILD_WITH_LIBDEVINFO, test "x$with_devinfo" = "xyes")
 
-### BEGIN of check for libcurl ###
+with_libiokit="no"
+AC_CHECK_LIB(IOKit, IOServiceGetMatchingServices,
+[
+       with_libiokit="yes"
+], 
+[
+       with_libiokit="no"
+])
+AM_CONDITIONAL(BUILD_WITH_LIBIOKIT, test "x$with_libiokit" = "xyes")
+
+with_libkvm="no"
+AC_CHECK_LIB(kvm, kvm_getprocs, [with_kvm_getprocs="yes"], [with_kvm_getprocs="no"])
+if test "x$with_kvm_getprocs" = "xyes"
+then
+       AC_DEFINE(HAVE_LIBKVM_GETPROCS, 1,
+                 [Define to 1 if you have the 'kvm' library with the 'kvm_getprocs' symbol (-lkvm)])
+       with_libkvm="yes"
+fi
+AM_CONDITIONAL(BUILD_WITH_LIBKVM_GETPROCS, test "x$with_kvm_getprocs" = "xyes")
+
+AC_CHECK_LIB(kvm, kvm_getswapinfo, [with_kvm_getswapinfo="yes"], [with_kvm_getswapinfo="no"])
+if test "x$with_kvm_getswapinfo" = "xyes"
+then
+       AC_DEFINE(HAVE_LIBKVM_GETSWAPINFO, 1,
+                 [Define to 1 if you have the 'kvm' library with the 'kvm_getswapinfo' symbol (-lkvm)])
+       with_libkvm="yes"
+fi
+AM_CONDITIONAL(BUILD_WITH_LIBKVM_GETSWAPINFO, test "x$with_kvm_getswapinfo" = "xyes")
+
+AC_CHECK_LIB(kvm, kvm_nlist, [with_kvm_nlist="yes"], [with_kvm_nlist="no"])
+if test "x$with_kvm_nlist" = "xyes"
+then
+       AC_DEFINE(HAVE_LIBKVM_NLIST, 1,
+                 [Define to 1 if you have the 'kvm' library with the 'kvm_nlist' symbol (-lkvm)])
+       with_libkvm="yes"
+fi
+AM_CONDITIONAL(BUILD_WITH_LIBKVM_NLIST, test "x$with_kvm_nlist" = "xyes")
+
+AC_CHECK_LIB(kvm, kvm_openfiles, [with_kvm_openfiles="yes"], [with_kvm_openfiles="no"])
+if test "x$with_kvm_openfiles" = "xyes"
+then
+       AC_DEFINE(HAVE_LIBKVM_NLIST, 1,
+                 [Define to 1 if you have the 'kvm' library with the 'kvm_openfiles' symbol (-lkvm)])
+       with_libkvm="yes"
+fi
+AM_CONDITIONAL(BUILD_WITH_LIBKVM_OPENFILES, test "x$with_kvm_openfiles" = "xyes")
+
+# --with-libcurl {{{
 with_curl_config="curl-config"
 with_curl_cflags=""
 with_curl_libs=""
@@ -1160,533 +1193,1226 @@ then
        AC_SUBST(BUILD_WITH_LIBCURL_LIBS)
 fi
 AM_CONDITIONAL(BUILD_WITH_LIBCURL, test "x$with_libcurl" = "xyes")
-### END of check for libcurl ###
+# }}}
 
-with_libiokit="no"
-AC_CHECK_LIB(IOKit, IOServiceGetMatchingServices,
+# --with-libdbi {{{
+with_libdbi_cppflags=""
+with_libdbi_ldflags=""
+AC_ARG_WITH(libdbi, [AS_HELP_STRING([--with-libdbi@<:@=PREFIX@:>@], [Path to libdbi.])],
 [
-       with_libiokit="yes"
-], 
+       if test "x$withval" != "xno" && test "x$withval" != "xyes"
+       then
+               with_libdbi_cppflags="-I$withval/include"
+               with_libdbi_ldflags="-L$withval/lib"
+               with_libdbi="yes"
+       else
+               with_libdbi="$withval"
+       fi
+],
 [
-       with_libiokit="no"
+       with_libdbi="yes"
 ])
-AM_CONDITIONAL(BUILD_WITH_LIBIOKIT, test "x$with_libiokit" = "xyes")
+if test "x$with_libdbi" = "xyes"
+then
+       SAVE_CPPFLAGS="$CPPFLAGS"
+       CPPFLAGS="$CPPFLAGS $with_libdbi_cppflags"
 
-with_libstatgrab_cflags=""
-with_libstatgrab_ldflags=""
-AC_ARG_WITH(libstatgrab, [AS_HELP_STRING([--with-libstatgrab@<:@=PREFIX@:>@], [Path to libstatgrab.])],
+       AC_CHECK_HEADERS(dbi/dbi.h, [with_libdbi="yes"], [with_libdbi="no (dbi/dbi.h not found)"])
+
+       CPPFLAGS="$SAVE_CPPFLAGS"
+fi
+if test "x$with_libdbi" = "xyes"
+then
+       SAVE_CPPFLAGS="$CPPFLAGS"
+       SAVE_LDFLAGS="$LDFLAGS"
+       CPPFLAGS="$CPPFLAGS $with_libdbi_cppflags"
+       LDFLAGS="$LDFLAGS $with_libdbi_ldflags"
+
+       AC_CHECK_LIB(dbi, dbi_initialize, [with_libdbi="yes"], [with_libdbi="no (Symbol 'dbi_initialize' not found)"])
+
+       CPPFLAGS="$SAVE_CPPFLAGS"
+       LDFLAGS="$SAVE_LDFLAGS"
+fi
+if test "x$with_libdbi" = "xyes"
+then
+       BUILD_WITH_LIBDBI_CPPFLAGS="$with_libdbi_cppflags"
+       BUILD_WITH_LIBDBI_LDFLAGS="$with_libdbi_ldflags"
+       BUILD_WITH_LIBDBI_LIBS="-ldbi"
+       AC_SUBST(BUILD_WITH_LIBDBI_CPPFLAGS)
+       AC_SUBST(BUILD_WITH_LIBDBI_LDFLAGS)
+       AC_SUBST(BUILD_WITH_LIBDBI_LIBS)
+fi
+AM_CONDITIONAL(BUILD_WITH_LIBDBI, test "x$with_libdbi" = "xyes")
+# }}}
+
+# --with-erlang {{{
+ERLANG_CPPFLAGS="$ERLANG_CPPFLAGS"
+ERLANG_LDFLAGS="$ERLANG_LDFLAGS"
+ERLANG_LIBS="$ERLANG_LIBS"
+AC_ARG_WITH(erlang, [AS_HELP_STRING([--with-erlang@<:@=PREFIX@:>@], [Path to Erlang / erl_interface.])],
 [
-       if test "x$withval" != "xno" \
-               && test "x$withval" != "xyes"
+       if test "x$withval" != "xno" && test "x$withval" != "xyes"
        then
-               with_libstatgrab_cflags="-I$withval/include"
-               with_libstatgrab_ldflags="-L$withval/lib"
-               with_libstatgrab="yes"
+               LDFLAGS="$LDFLAGS -L$withval/lib"
+               CPPFLAGS="$CPPFLAGS -I$withval/include -D_THREAD_SAFE"
+               with_erlang="yes"
        else
-               with_libstatgrab="$withval"
+               with_erlang="$withval"
        fi
 ],
 [
-       if test "x$ac_system" = "xunknown"
-       then
-               with_libstatgrab="yes"
-       else
-               with_libstatgrab="no"
-       fi
+       with_erlang="yes"
 ])
-with_libstatgrab_pkg_config="yes"
-if test "x$with_libstatgrab" = "xyes" \
-  && test "x$PKG_CONFIG" != "x"
+if test "x$ERLANG_CPPFLAGS" = "x"
 then
-  AC_MSG_CHECKING([pkg-config for libstatgrab])
-  temp_result="found"
-  $PKG_CONFIG --exists libstatgrab 2>/dev/null
-  if test "$?" != "0"
-  then
-    with_libstatgrab_pkg_config="no"
-    temp_result="not found"
-  fi
-  AC_MSG_RESULT([$temp_result])
-else
-  AC_MSG_NOTICE([pkg-config not available, trying to guess flags for the statgrab library.])
-  with_libstatgrab_pkg_config="no"
-  with_libstatgrab_ldflags="$with_libstatgrab_ldflags -lstatgrab"
+       ERLANG_CPPFLAGS="-D_REENTRANT"
 fi
-
-if test "x$with_libstatgrab" = "xyes" \
-  && test "x$with_libstatgrab_pkg_config" = "xyes" \
-  && test "x$with_libstatgrab_cflags" = "x"
+if test "x$ERLANG_LIBS" = "x"
 then
-  AC_MSG_CHECKING([for libstatgrab CFLAGS])
-  temp_result="`$PKG_CONFIG --cflags libstatgrab`"
-  if test "$?" = "0"
-  then
-    with_libstatgrab_cflags="$temp_result"
-  else
-    with_libstatgrab="no ($PKG_CONFIG --cflags libstatgrab failed)"
-    temp_result="$PKG_CONFIG --cflags libstatgrab failed"
-  fi
-  AC_MSG_RESULT([$temp_result])
+       ERLANG_LIBS="-lei -lpthread"
 fi
 
-if test "x$with_libstatgrab" = "xyes" \
-  && test "x$with_libstatgrab_pkg_config" = "xyes" \
-  && test "x$with_libstatgrab_ldflags" = "x"
+SAVE_CPPFLAGS="$CPPFLAGS"
+SAVE_LDFLAGS="$LDFLAGS"
+CPPFLAGS="$CPPFLAGS $ERLANG_CPPFLAGS"
+LDFLAGS="$LDFLAGS $ERLANG_LDFLAGS"
+
+if test "x$with_erlang" = "xyes"
 then
-  AC_MSG_CHECKING([for libstatgrab LDFLAGS])
-  temp_result="`$PKG_CONFIG --libs libstatgrab`"
-  if test "$?" = "0"
-  then
-    with_libstatgrab_ldflags="$temp_result"
-  else
-    with_libstatgrab="no ($PKG_CONFIG --libs libstatgrab failed)"
-    temp_result="$PKG_CONFIG --libs libstatgrab failed"
-  fi
-  AC_MSG_RESULT([$temp_result])
+       if test "x$ERLANG_CPPFLAGS" != "x"
+       then
+               AC_MSG_NOTICE([Erlang CPPFLAGS: $ERLANG_CPPFLAGS])
+       fi
+       AC_CHECK_HEADERS(erl_interface.h ei.h,
+                        [with_erlang="yes"],
+                        [with_erlang="no (Headers not found)"])
 fi
-
-if test "x$with_libstatgrab" = "xyes"
+if test "x$with_erlang" = "xyes"
 then
-  SAVE_CPPFLAGS="$CPPFLAGS"
-  CPPFLAGS="$CPPFLAGS $with_libstatgrab_cflags"
-
-  AC_CHECK_HEADERS(statgrab.h,
-                  [with_libstatgrab="yes"],
-                  [with_libstatgrab="no (statgrab.h not found)"])
-
-  CPPFLAGS="$SAVE_CPPFLAGS"
+       if test "x$ERLANG_LDFLAGS" != "x"
+       then
+               AC_MSG_NOTICE([Erlang LDFLAGS: $ERLANG_LDFLAGS])
+       fi
+       AC_CHECK_LIB(erl_interface, erl_connect_xinit,
+                    [with_erlang="yes"],
+                    [with_erlang="no (Symbol erl_connect_xinit not found)"],
+                    [$ERLANG_LIBS])
 fi
-
-if test "x$with_libstatgrab" = "xyes"
+if test "x$with_erlang" = "xyes"
 then
-  SAVE_CFLAGS="$CFLAGS"
-  SAVE_LDFLAGS="$LDFLAGS"
+       BUILD_WITH_ERLANG_CPPFLAGS="$ERLANG_CPPFLAGS"
+       BUILD_WITH_ERLANG_LDFLAGS="$ERLANG_LDFLAGS"
+       BUILD_WITH_ERLANG_LIBS="-lerl_interface $ERLANG_LIBS"
+       AC_SUBST(BUILD_WITH_ERLANG_CPPFLAGS)
+       AC_SUBST(BUILD_WITH_ERLANG_LDFLAGS)
+       AC_SUBST(BUILD_WITH_ERLANG_LIBS)
+fi
+AM_CONDITIONAL(BUILD_WITH_ERLANG, test "x$with_erlang" = "xyes")
 
-  CFLAGS="$CFLAGS $with_libstatgrab_cflags"
-  LDFLAGS="$LDFLAGS $with_libstatgrab_ldflags"
+CPPFLAGS="$SAVE_CPPFLAGS"
+LDFLAGS="$SAVE_LDFLAGS"
+# }}}
 
-  AC_CHECK_LIB(statgrab, sg_init,
-              [with_libstatgrab="yes"],
-              [with_libstatgrab="no (symbol sg_init not found)"])
+# --with-libesmtp {{{
+AC_ARG_WITH(libesmtp, [AS_HELP_STRING([--with-libesmtp@<:@=PREFIX@:>@], [Path to libesmtp.])],
+[
+       if test "x$withval" != "xno" && test "x$withval" != "xyes"
+       then
+               LDFLAGS="$LDFLAGS -L$withval/lib"
+               CPPFLAGS="$CPPFLAGS -I$withval/include -D_THREAD_SAFE"
+               with_libesmtp="yes"
+       else
+               with_libesmtp="$withval"
+       fi
+],
+[
+       with_libesmtp="yes"
+])
+if test "x$with_libesmtp" = "xyes"
+then
+       AC_CHECK_LIB(esmtp, smtp_create_session,
+       [
+               AC_DEFINE(HAVE_LIBESMTP, 1, [Define to 1 if you have the esmtp library (-lesmtp).])
+       ], [with_libesmtp="no (libesmtp not found)"])
+fi
+if test "x$with_libesmtp" = "xyes"
+then
+       AC_CHECK_HEADERS(libesmtp.h,
+       [
+               AC_DEFINE(HAVE_LIBESMTP_H, 1, [Define to 1 if you have the <libesmtp.h> header file.])
+       ], [with_libesmtp="no (libesmtp.h not found)"])
+fi
+if test "x$with_libesmtp" = "xyes"
+then
+       collect_libesmtp=1
+else
+       collect_libesmtp=0
+fi
+AC_DEFINE_UNQUOTED(COLLECT_LIBESMTP, [$collect_libesmtp],
+       [Wether or not to use the esmtp library])
+AM_CONDITIONAL(BUILD_WITH_LIBESMTP, test "x$with_libesmtp" = "xyes")
+# }}}
 
-  CFLAGS="$SAVE_CFLAGS"
-  LDFLAGS="$SAVE_LDFLAGS"
+# --with-libganglia {{{
+AC_ARG_WITH(libganglia, [AS_HELP_STRING([--with-libganglia@<:@=PREFIX@:>@], [Path to libganglia.])],
+[
+ if test -f "$withval" && test -x "$withval"
+ then
+        with_libganglia_config="$withval"
+        with_libganglia="yes"
+ else if test -f "$withval/bin/ganglia-config" && test -x "$withval/bin/ganglia-config"
+ then
+        with_libganglia_config="$withval/bin/ganglia-config"
+        with_libganglia="yes"
+ else if test -d "$withval"
+ then
+        GANGLIA_CPPFLAGS="-I$withval/include"
+        GANGLIA_LDFLAGS="-L$withval/lib"
+        with_libganglia="yes"
+ else
+        with_libganglia_config="ganglia-config"
+        with_libganglia="$withval"
+ fi; fi; fi
+],
+[
+ with_libganglia_config="ganglia-config"
+ with_libganglia="yes"
+])
+
+if test "x$with_libganglia" = "xyes" && test "x$with_libganglia_config" != "x"
+then
+       if test "x$GANGLIA_CPPFLAGS" = "x"
+       then
+               GANGLIA_CPPFLAGS=`"$with_libganglia_config" --cflags 2>/dev/null`
+       fi
+
+       if test "x$GANGLIA_LDFLAGS" = "x"
+       then
+               GANGLIA_LDFLAGS=`"$with_libganglia_config" --ldflags 2>/dev/null`
+       fi
+
+       if test "x$GANGLIA_LIBS" = "x"
+       then
+               GANGLIA_LIBS=`"$with_libganglia_config" --libs 2>/dev/null`
+       fi
 fi
 
-AM_CONDITIONAL(BUILD_WITH_LIBSTATGRAB, test "x$with_libstatgrab" = "xyes")
-if test "x$with_libstatgrab" = "xyes"
+SAVE_CPPFLAGS="$CPPFLAGS"
+SAVE_LDFLAGS="$LDFLAGS"
+CPPFLAGS="$CPPFLAGS $GANGLIA_CPPFLAGS"
+LDFLAGS="$LDFLAGS $GANGLIA_LDFLAGS"
+
+if test "x$with_libganglia" = "xyes"
 then
-  AC_DEFINE(HAVE_LIBSTATGRAB, 1, [Define to 1 if you have the 'statgrab' library (-lstatgrab)])
-  BUILD_WITH_LIBSTATGRAB_CFLAGS="$with_libstatgrab_cflags"
-  BUILD_WITH_LIBSTATGRAB_LDFLAGS="$with_libstatgrab_ldflags"
-  AC_SUBST(BUILD_WITH_LIBSTATGRAB_CFLAGS)
-  AC_SUBST(BUILD_WITH_LIBSTATGRAB_LDFLAGS)
+       AC_CHECK_HEADERS(gm_protocol.h,
+       [
+               AC_DEFINE(HAVE_GM_PROTOCOL_H, 1,
+                         [Define to 1 if you have the <gm_protocol.h> header file.])
+       ], [with_libganglia="no (gm_protocol.h not found)"])
 fi
 
-with_libkvm="no"
-AC_CHECK_LIB(kvm, kvm_getprocs, [with_kvm_getprocs="yes"], [with_kvm_getprocs="no"])
-if test "x$with_kvm_getprocs" = "xyes"
+if test "x$with_libganglia" = "xyes"
 then
-       AC_DEFINE(HAVE_LIBKVM_GETPROCS, 1,
-                 [Define to 1 if you have the 'kvm' library with the 'kvm_getprocs' symbol (-lkvm)])
-       with_libkvm="yes"
+       AC_CHECK_LIB(ganglia, xdr_Ganglia_value_msg,
+       [
+               AC_DEFINE(HAVE_LIBGANGLIA, 1,
+                         [Define to 1 if you have the ganglia library (-lganglia).])
+       ], [with_libganglia="no (symbol xdr_Ganglia_value_msg not found)"])
 fi
-AM_CONDITIONAL(BUILD_WITH_LIBKVM_GETPROCS, test "x$with_kvm_getprocs" = "xyes")
 
-AC_CHECK_LIB(kvm, kvm_getswapinfo, [with_kvm_getswapinfo="yes"], [with_kvm_getswapinfo="no"])
-if test "x$with_kvm_getswapinfo" = "xyes"
+CPPFLAGS="$SAVE_CPPFLAGS"
+LDFLAGS="$SAVE_LDFLAGS"
+
+AC_SUBST(GANGLIA_CPPFLAGS)
+AC_SUBST(GANGLIA_LDFLAGS)
+AC_SUBST(GANGLIA_LIBS)
+AM_CONDITIONAL(BUILD_WITH_LIBGANGLIA, test "x$with_libganglia" = "xyes")
+# }}}
+
+# --with-libgcrypt {{{
+GCRYPT_CPPFLAGS="$GCRYPT_CPPFLAGS"
+GCRYPT_LDFLAGS="$GCRYPT_LDFLAGS"
+GCRYPT_LIBS="$GCRYPT_LIBS"
+AC_ARG_WITH(libgcrypt, [AS_HELP_STRING([--with-libgcrypt@<:@=PREFIX@:>@], [Path to libgcrypt.])],
+[
+ if test -f "$withval" && test -x "$withval"
+ then
+        with_libgcrypt_config="$withval"
+        with_libgcrypt="yes"
+ else if test -f "$withval/bin/gcrypt-config" && test -x "$withval/bin/gcrypt-config"
+ then
+        with_libgcrypt_config="$withval/bin/gcrypt-config"
+        with_libgcrypt="yes"
+ else if test -d "$withval"
+ then
+        GCRYPT_CPPFLAGS="$GCRYPT_CPPFLAGS -I$withval/include"
+        GCRYPT_LDFLAGS="$GCRYPT_LDFLAGS -L$withval/lib"
+        with_libgcrypt="yes"
+ else
+        with_libgcrypt_config="gcrypt-config"
+        with_libgcrypt="$withval"
+ fi; fi; fi
+],
+[
+ with_libgcrypt_config="libgcrypt-config"
+ with_libgcrypt="yes"
+])
+
+if test "x$with_libgcrypt" = "xyes" && test "x$with_libgcrypt_config" != "x"
 then
-       AC_DEFINE(HAVE_LIBKVM_GETSWAPINFO, 1,
-                 [Define to 1 if you have the 'kvm' library with the 'kvm_getswapinfo' symbol (-lkvm)])
-       with_libkvm="yes"
+       if test "x$GCRYPT_CPPFLAGS" = "x"
+       then
+               GCRYPT_CPPFLAGS=`"$with_libgcrypt_config" --cflags 2>/dev/null`
+       fi
+
+       if test "x$GCRYPT_LDFLAGS" = "x"
+       then
+               gcrypt_exec_prefix=`"$with_libgcrypt_config" --exec-prefix 2>/dev/null`
+               GCRYPT_LDFLAGS="-L$gcrypt_exec_prefix/lib"
+       fi
+
+       if test "x$GCRYPT_LIBS" = "x"
+       then
+               GCRYPT_LIBS=`"$with_libgcrypt_config" --libs 2>/dev/null`
+       fi
 fi
-AM_CONDITIONAL(BUILD_WITH_LIBKVM_GETSWAPINFO, test "x$with_kvm_getswapinfo" = "xyes")
 
-AC_CHECK_LIB(kvm, kvm_nlist, [with_kvm_nlist="yes"], [with_kvm_nlist="no"])
-if test "x$with_kvm_nlist" = "xyes"
+SAVE_CPPFLAGS="$CPPFLAGS"
+SAVE_LDFLAGS="$LDFLAGS"
+CPPFLAGS="$CPPFLAGS $GCRYPT_CPPFLAGS"
+LDFLAGS="$LDFLAGS $GCRYPT_LDFLAGS"
+
+if test "x$with_libgcrypt" = "xyes"
 then
-       AC_DEFINE(HAVE_LIBKVM_NLIST, 1,
-                 [Define to 1 if you have the 'kvm' library with the 'kvm_nlist' symbol (-lkvm)])
-       with_libkvm="yes"
+       if test "x$GCRYPT_CPPFLAGS" != "x"
+       then
+               AC_MSG_NOTICE([gcrypt CPPFLAGS: $GCRYPT_CPPFLAGS])
+       fi
+       AC_CHECK_HEADERS(gcrypt.h,
+               [with_libgcrypt="yes"],
+               [with_libgcrypt="no (gcrypt.h not found)"])
 fi
-AM_CONDITIONAL(BUILD_WITH_LIBKVM_NLIST, test "x$with_kvm_nlist" = "xyes")
 
-AC_CHECK_LIB(kvm, kvm_openfiles, [with_kvm_openfiles="yes"], [with_kvm_openfiles="no"])
-if test "x$with_kvm_openfiles" = "xyes"
+if test "x$with_libgcrypt" = "xyes"
 then
-       AC_DEFINE(HAVE_LIBKVM_NLIST, 1,
-                 [Define to 1 if you have the 'kvm' library with the 'kvm_openfiles' symbol (-lkvm)])
-       with_libkvm="yes"
+       if test "x$GCRYPT_LDFLAGS" != "x"
+       then
+               AC_MSG_NOTICE([gcrypt LDFLAGS: $GCRYPT_LDFLAGS])
+       fi
+       AC_CHECK_LIB(gcrypt, gcry_md_hash_buffer,
+               [with_libgcrypt="yes"],
+               [with_libgcrypt="no (symbol gcry_md_hash_buffer not found)"])
+
+       if test "$with_libgcrypt" != "no"; then
+               AM_PATH_LIBGCRYPT(1:1.2.0,,with_libgcrypt="no (version 1.2.0+ required)")
+       fi
 fi
-AM_CONDITIONAL(BUILD_WITH_LIBKVM_OPENFILES, test "x$with_kvm_openfiles" = "xyes")
 
-with_sensors_cflags=""
-with_sensors_ldflags=""
-AC_ARG_WITH(lm-sensors, [AS_HELP_STRING([--with-lm-sensors@<:@=PREFIX@:>@], [Path to lm_sensors.])],
+CPPFLAGS="$SAVE_CPPFLAGS"
+LDFLAGS="$SAVE_LDFLAGS"
+
+if test "x$with_libgcrypt" = "xyes"
+then
+       AC_DEFINE(HAVE_LIBGCRYPT, 1, [Define to 1 if you have the gcrypt library (-lgcrypt).])
+fi
+
+AC_SUBST(GCRYPT_CPPFLAGS)
+AC_SUBST(GCRYPT_LDFLAGS)
+AC_SUBST(GCRYPT_LIBS)
+AM_CONDITIONAL(BUILD_WITH_LIBGCRYPT, test "x$with_libgcrypt" = "xyes")
+# }}}
+
+# --with-libiptc {{{
+with_own_libiptc="no"
+AC_ARG_WITH(libiptc, [AS_HELP_STRING([--with-libiptc@<:@=PREFIX@:>@], [Path to libiptc.])],
 [
-       if test "x$withval" = "xno"
+       if test "x$withval" = "xshipped"
        then
-               with_lm_sensors="no"
+               with_own_libiptc="yes"
+               with_libiptc="yes"
+       else if test "x$withval" != "xno" && test "x$withval" != "xyes"
+       then
+               LIBIPTC_CPPFLAGS="$LIBIPTC_CPPFLAGS -I$withval/include"
+               LIBIPTC_LDFLAGS="$LIBIPTC_LDFLAGS -L$withval/lib"
+               with_libiptc="yes"
        else
-               with_lm_sensors="yes"
-               if test "x$withval" != "xyes"
-               then
-                       with_sensors_cflags="-I$withval/include"
-                       with_sensors_ldflags="-L$withval/lib"
-                       with_lm_sensors="yes"
-               fi
-       fi
+               with_libiptc="$withval"
+       fi; fi
 ],
 [
        if test "x$ac_system" = "xLinux"
        then
-               with_lm_sensors="yes"
+               with_libiptc="yes"
        else
-               with_lm_sensors="no (Linux only library)"
+               with_libiptc="no (Linux only)"
        fi
 ])
-if test "x$with_lm_sensors" = "xyes"
+SAVE_CPPFLAGS="$CPPFLAGS"
+SAVE_LDFLAGS="$LDFLAGS"
+CPPFLAGS="$CPPFLAGS $LIBIPTC_CPPFLAGS"
+LDFLAGS="$LDFLAGS $LIBIPTC_LDFLAGS"
+# check whether the header file for libiptc is available.
+if test "x$with_libiptc" = "xyes" && test "x$with_own_libiptc" = "xno"
 then
-       SAVE_CPPFLAGS="$CPPFLAGS"
-       CPPFLAGS="$CPPFLAGS $with_sensors_cflags"
-
-#      AC_CHECK_HEADERS(sensors/sensors.h,
-#      [
-#              AC_DEFINE(HAVE_SENSORS_SENSORS_H, 1, [Define to 1 if you have the <sensors/sensors.h> header file.])
-#      ],
-#      [with_lm_sensors="no (sensors/sensors.h not found)"])
-       AC_CHECK_HEADERS(sensors/sensors.h, [], [with_lm_sensors="no (sensors/sensors.h not found)"])
-
-       CPPFLAGS="$SAVE_CPPFLAGS"
+       AC_CHECK_HEADERS(libiptc/libiptc.h,
+       [
+               AC_DEFINE(HAVE_LIBIPTC_LIBIPTC_H, 1, [Define to 1 if you have the <libiptc/libiptc.h> header file.])
+       ],
+       [
+               with_libiptc="yes"
+               with_own_libiptc="yes"
+       ])
 fi
-if test "x$with_lm_sensors" = "xyes"
+if test "x$with_libiptc" = "xyes" && test "x$with_own_libiptc" = "xno"
 then
-       SAVE_CPPFLAGS="$CPPFLAGS"
-       SAVE_LDFLAGS="$LDFLAGS"
-       CPPFLAGS="$CPPFLAGS $with_sensors_cflags"
-       LDFLAGS="$LDFLAGS $with_sensors_ldflags"
-
-       AC_CHECK_LIB(sensors, sensors_init,
+       AC_CHECK_HEADERS(libiptc/libip6tc.h,
        [
-               AC_DEFINE(HAVE_LIBSENSORS, 1, [Define to 1 if you have the sensors library (-lsensors).])
+               AC_DEFINE(HAVE_LIBIPTC_LIBIP6TC_H, 1, [Define to 1 if you have the <libiptc/libip6tc.h> header file.])
        ],
-       [with_lm_sensors="no (libsensors not found)"])
-
-       CPPFLAGS="$SAVE_CPPFLAGS"
-       LDFLAGS="$SAVE_LDFLAGS"
+       [
+               with_libiptc="yes"
+               with_own_libiptc="yes"
+       ])
 fi
-if test "x$with_lm_sensors" = "xyes"
+# If the header file is available, check for the required type declaractions.
+# They may be missing in old versions of libiptc. In that case, they will be
+# declared in the iptables plugin.
+if test "x$with_libiptc" = "xyes" && test "x$with_own_libiptc" = "xno"
 then
-       BUILD_WITH_LIBSENSORS_CFLAGS="$with_sensors_cflags"
-       BUILD_WITH_LIBSENSORS_LDFLAGS="$with_sensors_ldflags"
-       AC_SUBST(BUILD_WITH_LIBSENSORS_CFLAGS)
-       AC_SUBST(BUILD_WITH_LIBSENSORS_LDFLAGS)
+       AC_CHECK_TYPES([iptc_handle_t, ip6tc_handle_t], [], [],
+       [
+#if OWN_LIBIPTC
+# include "$srcdir/src/owniptc/libiptc.h"
+# include "$srcdir/src/owniptc/libip6tc.h"
+#else
+# include <libiptc/libiptc.h>
+# include <libiptc/libip6tc.h>
+#endif
+       ])
 fi
-AM_CONDITIONAL(BUILD_WITH_LM_SENSORS, test "x$with_lm_sensors" = "xyes")
-
-with_mysql_config="mysql_config"
-with_mysql_cflags=""
-with_mysql_libs=""
-AC_ARG_WITH(libmysql, [AS_HELP_STRING([--with-libmysql@<:@=PREFIX@:>@], [Path to libmysql.])],
+# Check for the iptc_init symbol in the library.
+if test "x$with_libiptc" = "xyes" && test "x$with_own_libiptc" = "xno"
+then
+       AC_CHECK_LIB(iptc, iptc_init,
+       [
+               AC_DEFINE(HAVE_LIBIPTC, 1, [Define to 1 if you have the iptc library (-liptc).])
+       ],
+       [
+               with_libiptc="yes"
+               with_own_libiptc="yes"
+       ])
+fi
+# The system wide version failed for some reason. Check if we have the required
+# headers to build the shipped version.
+if test "x$with_libiptc" = "xyes" && test "x$with_own_libiptc" = "xyes"
+then
+       AC_CHECK_HEADERS(linux/netfilter_ipv4/ip_tables.h linux/netfilter_ipv6/ip6_tables.h linux/netfilter/x_tables.h, [],
+       [
+               with_libiptc="no (Linux iptables headers not found)"
+               with_own_libiptc="no"
+       ],
+       [
+#include "$srcdir/src/owniptc/ipt_kernel_headers.h"
+       ])
+fi
+AM_CONDITIONAL(BUILD_WITH_LIBIPTC, test "x$with_libiptc" = "xyes")
+AM_CONDITIONAL(BUILD_WITH_OWN_LIBIPTC, test "x$with_own_libiptc" = "xyes")
+if test "x$with_libiptc" = "xyes"
+then
+       BUILD_WITH_LIBIPTC_CPPFLAGS="$LIBIPTC_CPPFLAGS"
+       BUILD_WITH_LIBIPTC_LDFLAGS="$LIBIPTC_LDFLAGS"
+       AC_SUBST(BUILD_WITH_LIBIPTC_CPPFLAGS)
+       AC_SUBST(BUILD_WITH_LIBIPTC_LDFLAGS)
+fi
+if test "x$with_own_libiptc" = "xyes"
+then
+       AC_DEFINE(OWN_LIBIPTC, 1, [Define to 1 if we use the shipped iptc library.])
+fi
+CPPFLAGS="$SAVE_CPPFLAGS"
+LDFLAGS="$SAVE_LDFLAGS"
+# }}}
+
+# --with-java {{{
+with_java_home="$JAVA_HOME"
+with_java_vmtype="client"
+with_java_cflags=""
+with_java_libs=""
+JAVAC="$JAVAC"
+AC_ARG_WITH(java, [AS_HELP_STRING([--with-java@<:@=PREFIX@:>@], [Path to Java home.])],
 [
        if test "x$withval" = "xno"
        then
-               with_libmysql="no"
+               with_java="no"
        else if test "x$withval" = "xyes"
        then
-               with_libmysql="yes"
+               with_java="yes"
        else
-               if test -f "$withval" && test -x "$withval";
-               then
-                       with_mysql_config="$withval"
-               else if test -x "$withval/bin/mysql_config"
-               then
-                       with_mysql_config="$withval/bin/mysql_config"
-               fi; fi
-               with_libmysql="yes"
+               with_java_home="$withval"
+               with_java="yes"
        fi; fi
 ],
-[
-       with_libmysql="yes"
-])
-if test "x$with_libmysql" = "xyes"
+[with_java="yes"])
+if test "x$with_java" = "xyes"
 then
-       with_mysql_cflags=`$with_mysql_config --cflags 2>/dev/null`
-       mysql_config_status=$?
-
-       if test $mysql_config_status -ne 0
+       if test -d "$with_java_home"
        then
-               with_libmysql="no ($with_mysql_config failed)"
-       else
-               SAVE_CPPFLAGS="$CPPFLAGS"
-               CPPFLAGS="$CPPFLAGS $with_mysql_cflags"
-
-               have_mysql_h="no"
-               have_mysql_mysql_h="no"
-               AC_CHECK_HEADERS(mysql.h, [have_mysql_h="yes"])
+               AC_MSG_CHECKING([for jni.h])
+               TMPDIR=`find -L "$with_java_home" -name jni.h -type f -exec 'dirname' '{}' ';' | head -n 1`
+               if test "x$TMPDIR" != "x"
+               then
+                       AC_MSG_RESULT([found in $TMPDIR])
+                       JAVA_CPPFLAGS="$JAVA_CPPFLAGS -I$TMPDIR"
+               else
+                       AC_MSG_RESULT([not found])
+               fi
 
-               if test "x$have_mysql_h" = "xno"
+               AC_MSG_CHECKING([for jni_md.h])
+               TMPDIR=`find -L "$with_java_home" -name jni_md.h -type f -exec 'dirname' '{}' ';' | head -n 1`
+               if test "x$TMPDIR" != "x"
                then
-                       AC_CHECK_HEADERS(mysql/mysql.h, [have_mysql_mysql_h="yes"])
+                       AC_MSG_RESULT([found in $TMPDIR])
+                       JAVA_CPPFLAGS="$JAVA_CPPFLAGS -I$TMPDIR"
+               else
+                       AC_MSG_RESULT([not found])
                fi
 
-               if test "x$have_mysql_h$have_mysql_mysql_h" = "xnono"
+               AC_MSG_CHECKING([for libjvm.so])
+               TMPDIR=`find -L "$with_java_home" -name libjvm.so -type f -exec 'dirname' '{}' ';' | head -n 1`
+               if test "x$TMPDIR" != "x"
                then
-                       with_libmysql="no (mysql.h not found)"
+                       AC_MSG_RESULT([found in $TMPDIR])
+                       JAVA_LDFLAGS="$JAVA_LDFLAGS -L$TMPDIR -Wl,-rpath -Wl,$TMPDIR"
+               else
+                       AC_MSG_RESULT([not found])
                fi
 
-               CPPFLAGS="$SAVE_CPPFLAGS"
-       fi
-fi
-if test "x$with_libmysql" = "xyes"
-then
-       with_mysql_libs=`$with_mysql_config --libs 2>/dev/null`
-       mysql_config_status=$?
-
-       if test $mysql_config_status -ne 0
+               if test "x$JAVAC" = "x"
+               then
+                       AC_MSG_CHECKING([for javac])
+                       TMPDIR=`find -L "$with_java_home" -name javac -type f | head -n 1`
+                       if test "x$TMPDIR" != "x"
+                       then
+                               JAVAC="$TMPDIR"
+                               AC_MSG_RESULT([$JAVAC])
+                       else
+                               AC_MSG_RESULT([not found])
+                       fi
+               fi
+       else if test "x$with_java_home" != "x"
        then
-               with_libmysql="no ($with_mysql_config failed)"
-       else
-               AC_CHECK_LIB(mysqlclient, mysql_init,
-                [with_libmysql="yes"],
-                [with_libmysql="no (symbol 'mysql_init' not found)"],
-                [$with_mysql_libs])
+               AC_MSG_WARN([JAVA_HOME: No such directory: $with_java_home])
+       fi; fi
+fi
 
-               AC_CHECK_LIB(mysqlclient, mysql_get_server_version,
-                [with_libmysql="yes"],
-                [with_libmysql="no (symbol 'mysql_get_server_version' not found)"],
-                [$with_mysql_libs])
-       fi
+if test "x$JAVA_CPPFLAGS" != "x"
+then
+       AC_MSG_NOTICE([Building with JAVA_CPPFLAGS set to: $JAVA_CPPFLAGS])
 fi
-if test "x$with_libmysql" = "xyes"
+if test "x$JAVA_CFLAGS" != "x"
 then
-       BUILD_WITH_LIBMYSQL_CFLAGS="$with_mysql_cflags"
-       BUILD_WITH_LIBMYSQL_LIBS="$with_mysql_libs"
-       AC_SUBST(BUILD_WITH_LIBMYSQL_CFLAGS)
-       AC_SUBST(BUILD_WITH_LIBMYSQL_LIBS)
+       AC_MSG_NOTICE([Building with JAVA_CFLAGS set to: $JAVA_CFLAGS])
 fi
-AM_CONDITIONAL(BUILD_WITH_LIBMYSQL, test "x$with_libmysql" = "xyes")
-
-with_own_liboconfig="no"
-liboconfig_LDFLAGS="$LDFLAGS"
-liboconfig_CPPFLAGS="$CPPFLAGS"
-AC_ARG_WITH(liboconfig, [AS_HELP_STRING([--with-liboconfig@<:@=PREFIX@:>@], [Path to liboconfig.])],
-[
-       if test "x$withval" != "xno" && test "x$withval" != "xyes"
+if test "x$JAVA_LDFLAGS" != "x"
+then
+       AC_MSG_NOTICE([Building with JAVA_LDFLAGS set to: $JAVA_LDFLAGS])
+fi
+if test "x$JAVAC" = "x"
+then
+       with_javac_path="$PATH"
+       if test "x$with_java_home" != "x"
        then
-               if test -d "$withval/lib"
-               then
-                       liboconfig_LDFLAGS="$LDFLAGS -L$withval/lib"
-               fi
-               if test -d "$withval/include"
+               with_javac_path="$with_java_home:with_javac_path"
+               if test -d "$with_java_home/bin"
                then
-                       liboconfig_CPPFLAGS="$CPPFLAGS -I$withval/include"
+                       with_javac_path="$with_java_home/bin:with_javac_path"
                fi
        fi
-       if test "x$withval" = "xno"
-       then
-               AC_MSG_ERROR("liboconfig is required")
-       fi
-],
-[
-       with_liboconfig="yes"
-])
-
-save_LDFLAGS="$LDFLAGS"
-save_CPPFLAGS="$CPPFLAGS"
-LDFLAGS="$liboconfig_LDFLAGS"
-CPPFLAGS="$liboconfig_CPPFLAGS"
-AC_CHECK_LIB(oconfig, oconfig_parse_fh,
-[
-       with_liboconfig="yes"
-       with_own_liboconfig="no"
-],
-[
-       with_liboconfig="yes"
-       with_own_liboconfig="yes"
-       LDFLAGS="$save_LDFLAGS"
-       CPPFLAGS="$save_CPPFLAGS"
-])
 
-AM_CONDITIONAL(BUILD_WITH_OWN_LIBOCONFIG, test "x$with_own_liboconfig" = "xyes")
-if test "x$with_own_liboconfig" = "xyes"
+       AC_PATH_PROG(JAVAC, javac, [], "$with_javac_path")
+fi
+if test "x$JAVAC" = "x"
 then
-       with_liboconfig="yes (shipped version)"
+       with_java="no (javac not found)"
 fi
 
-#with_liboping="yes"
-with_own_liboping="no"
-liboping_LDFLAGS="$LDFLAGS"
-liboping_CPPFLAGS="$CPPFLAGS"
-AC_ARG_WITH(liboping, [AS_HELP_STRING([--with-liboping@<:@=PREFIX@:>@], [Path to liboping.])],
-[
-       if test "x$withval" != "xno" && test "x$withval" != "xyes"
-       then
-               if test -d "$withval/lib"
-               then
-                       liboping_LDFLAGS="$LDFLAGS -L$withval/lib"
-               fi
-               if test -d "$withval/include"
-               then
-                       liboping_CPPFLAGS="$CPPFLAGS -I$withval/include"
-               fi
-       fi
-       if test "x$withval" = "xno"
-       then
-               with_liboping="no"
-               with_own_liboping="no"
-       else if test "x$withval" = "xyes"
-       then
-               with_liboping="yes"
-       fi; fi
-],
-[
-       with_liboping="yes"
-])
+SAVE_CPPFLAGS="$CPPFLAGS"
+SAVE_CFLAGS="$CFLAGS"
+SAVE_LDFLAGS="$LDFLAGS"
+CPPFLAGS="$CPPFLAGS $JAVA_CPPFLAGS"
+CFLAGS="$CFLAGS $JAVA_CFLAGS"
+LDFLAGS="$LDFLAGS $JAVA_LDFLAGS"
 
-if test "x$with_liboping" = "xyes"
+if test "x$with_java" = "xyes"
 then
-       save_LDFLAGS="$LDFLAGS"
-       save_CPPFLAGS="$CPPFLAGS"
-       LDFLAGS="$liboping_LDFLAGS"
-       CPPFLAGS="$liboping_CPPFLAGS"
-       AC_CHECK_LIB(oping, ping_construct,
-       [
-               with_liboping="yes"
-               with_own_liboping="no"
-       ],
-       [
-               with_liboping="yes"
-               with_own_liboping="yes"
-               LDFLAGS="$save_LDFLAGS"
-               CPPFLAGS="$save_CPPFLAGS"
-       ])
+       AC_CHECK_HEADERS(jni.h, [], [with_java="no (jni.h not found)"])
+fi
+if test "x$with_java" = "xyes"
+then
+       AC_CHECK_LIB(jvm, JNI_CreateJavaVM,
+       [with_java="yes"],
+       [with_java="no (libjvm not found)"],
+       [$JAVA_LIBS])
+fi
+if test "x$with_java" = "xyes"
+then
+       JAVA_LIBS="$JAVA_LIBS -ljvm"
+       AC_MSG_NOTICE([Building with JAVA_LIBS set to: $JAVA_LIBS])
 fi
-AM_CONDITIONAL(BUILD_WITH_LIBOPING, test "x$with_liboping" = "xyes")
-AM_CONDITIONAL(BUILD_WITH_OWN_LIBOPING, test "x$with_own_liboping" = "xyes")
 
-with_libowcapi_cppflags=""
-with_libowcapi_libs="-lowcapi"
-AC_ARG_WITH(libowcapi, [AS_HELP_STRING([--with-libowcapi@<:@=PREFIX@:>@], [Path to libowcapi.])],
+CPPFLAGS="$SAVE_CPPFLAGS"
+CFLAGS="$SAVE_CFLAGS"
+LDFLAGS="$SAVE_LDFLAGS"
+
+AC_SUBST(JAVA_CPPFLAGS)
+AC_SUBST(JAVA_CFLAGS)
+AC_SUBST(JAVA_LDFLAGS)
+AC_SUBST(JAVA_LIBS)
+AM_CONDITIONAL(BUILD_WITH_JAVA, test "x$with_java" = "xyes")
+# }}}
+
+# --with-libmemcached {{{
+with_libmemcached_cppflags=""
+with_libmemcached_ldflags=""
+AC_ARG_WITH(libmemcached, [AS_HELP_STRING([--with-libmemcached@<:@=PREFIX@:>@], [Path to libmemcached.])],
 [
        if test "x$withval" != "xno" && test "x$withval" != "xyes"
        then
-               with_libowcapi_cppflags="-I$withval/include"
-               with_libowcapi_libs="-L$withval/lib -lowcapi"
-               with_libowcapi="yes"
+               with_libmemcached_cppflags="-I$withval/include"
+               with_libmemcached_ldflags="-L$withval/lib"
+               with_libmemcached="yes"
        else
-               with_libowcapi="$withval"
+               with_libmemcached="$withval"
        fi
 ],
 [
-       with_libowcapi="yes"
+       with_libmemcached="yes"
 ])
-if test "x$with_libowcapi" = "xyes"
+if test "x$with_libmemcached" = "xyes"
 then
        SAVE_CPPFLAGS="$CPPFLAGS"
-       CPPFLAGS="$with_libowcapi_cppflags"
-       
-       AC_CHECK_HEADERS(owcapi.h, [with_libowcapi="yes"], [with_libowcapi="no (owcapi.h not found)"])
+       CPPFLAGS="$CPPFLAGS $with_libmemcached_cppflags"
+
+       AC_CHECK_HEADERS(libmemcached/memcached.h, [with_libmemcached="yes"], [with_libmemcached="no (libmemcached/memcached.h not found)"])
 
        CPPFLAGS="$SAVE_CPPFLAGS"
 fi
-if test "x$with_libowcapi" = "xyes"
+if test "x$with_libmemcached" = "xyes"
 then
-       SAVE_LDFLAGS="$LDFLAGS"
        SAVE_CPPFLAGS="$CPPFLAGS"
-       LDFLAGS="$with_libowcapi_libs"
-       CPPFLAGS="$with_libowcapi_cppflags"
-       
-       AC_CHECK_LIB(owcapi, OW_get, [with_libowcapi="yes"], [with_libowcapi="no (libowcapi not found)"])
+       SAVE_LDFLAGS="$LDFLAGS"
+       CPPFLAGS="$CPPFLAGS $with_libmemcached_cppflags"
+       LDFLAGS="$LDFLAGS $with_libmemcached_ldflags"
+
+       AC_CHECK_LIB(memcached, memcached_create, [with_libmemcached="yes"], [with_libmemcached="no (Symbol 'memcached_create' not found)"])
 
-       LDFLAGS="$SAVE_LDFLAGS"
        CPPFLAGS="$SAVE_CPPFLAGS"
+       LDFLAGS="$SAVE_LDFLAGS"
 fi
-if test "x$with_libowcapi" = "xyes"
+if test "x$with_libmemcached" = "xyes"
 then
-       BUILD_WITH_LIBOWCAPI_CPPFLAGS="$with_libowcapi_cppflags"
-       BUILD_WITH_LIBOWCAPI_LIBS="$with_libowcapi_libs"
-       AC_SUBST(BUILD_WITH_LIBOWCAPI_CPPFLAGS)
-       AC_SUBST(BUILD_WITH_LIBOWCAPI_LIBS)
-fi
-
-
-AC_ARG_WITH(libpcap, [AS_HELP_STRING([--with-libpcap@<:@=PREFIX@:>@], [Path to libpcap.])],
+       BUILD_WITH_LIBMEMCACHED_CPPFLAGS="$with_libmemcached_cppflags"
+       BUILD_WITH_LIBMEMCACHED_LDFLAGS="$with_libmemcached_ldflags"
+       BUILD_WITH_LIBMEMCACHED_LIBS="-lmemcached"
+       AC_SUBST(BUILD_WITH_LIBMEMCACHED_CPPFLAGS)
+       AC_SUBST(BUILD_WITH_LIBMEMCACHED_LDFLAGS)
+       AC_SUBST(BUILD_WITH_LIBMEMCACHED_LIBS)
+       AC_DEFINE(HAVE_LIBMEMCACHED, 1, [Define if libmemcached is present and usable.])
+fi
+AM_CONDITIONAL(BUILD_WITH_LIBMEMCACHED, test "x$with_libmemcached" = "xyes")
+# }}}
+
+# --with-libmysql {{{
+with_mysql_config="mysql_config"
+with_mysql_cflags=""
+with_mysql_libs=""
+AC_ARG_WITH(libmysql, [AS_HELP_STRING([--with-libmysql@<:@=PREFIX@:>@], [Path to libmysql.])],
 [
-       if test "x$withval" != "xno" && test "x$withval" != "xyes"
+       if test "x$withval" = "xno"
        then
-               LDFLAGS="$LDFLAGS -L$withval/lib"
-               CPPFLAGS="$CPPFLAGS -I$withval/include"
-               with_libpcap="yes"
+               with_libmysql="no"
+       else if test "x$withval" = "xyes"
+       then
+               with_libmysql="yes"
        else
-               with_libpcap="$withval"
-       fi
+               if test -f "$withval" && test -x "$withval";
+               then
+                       with_mysql_config="$withval"
+               else if test -x "$withval/bin/mysql_config"
+               then
+                       with_mysql_config="$withval/bin/mysql_config"
+               fi; fi
+               with_libmysql="yes"
+       fi; fi
 ],
 [
-       with_libpcap="yes"
+       with_libmysql="yes"
 ])
-if test "x$with_libpcap" = "xyes"
-then
-       AC_CHECK_LIB(pcap, pcap_open_live,
-       [
-               AC_DEFINE(HAVE_LIBPCAP, 1, [Define to 1 if you have the pcap library (-lpcap).])
-       ], [with_libpcap="no (libpcap not found)"])
-fi
-if test "x$with_libpcap" = "xyes"
+if test "x$with_libmysql" = "xyes"
 then
-       AC_CHECK_HEADERS(pcap.h,
-       [
-               AC_DEFINE(HAVE_PCAP_H, 1, [Define to 1 if you have the <pcap.h> header file.])
-       ], [with_libpcap="no (pcap.h not found)"])
+       with_mysql_cflags=`$with_mysql_config --cflags 2>/dev/null`
+       mysql_config_status=$?
+
+       if test $mysql_config_status -ne 0
+       then
+               with_libmysql="no ($with_mysql_config failed)"
+       else
+               SAVE_CPPFLAGS="$CPPFLAGS"
+               CPPFLAGS="$CPPFLAGS $with_mysql_cflags"
+
+               have_mysql_h="no"
+               have_mysql_mysql_h="no"
+               AC_CHECK_HEADERS(mysql.h, [have_mysql_h="yes"])
+
+               if test "x$have_mysql_h" = "xno"
+               then
+                       AC_CHECK_HEADERS(mysql/mysql.h, [have_mysql_mysql_h="yes"])
+               fi
+
+               if test "x$have_mysql_h$have_mysql_mysql_h" = "xnono"
+               then
+                       with_libmysql="no (mysql.h not found)"
+               fi
+
+               CPPFLAGS="$SAVE_CPPFLAGS"
+       fi
 fi
-if test "x$with_libpcap" = "xyes"
+if test "x$with_libmysql" = "xyes"
 then
-       collect_libpcap=1
-else
-       collect_libpcap=0
-fi
-AC_DEFINE_UNQUOTED(COLLECT_LIBPCAP, [$collect_libpcap],
-       [Wether or not to use the pcap library])
-AM_CONDITIONAL(BUILD_WITH_LIBPCAP, test "x$with_libpcap" = "xyes")
+       with_mysql_libs=`$with_mysql_config --libs 2>/dev/null`
+       mysql_config_status=$?
 
-AC_ARG_WITH(libesmtp, [AS_HELP_STRING([--with-libesmtp@<:@=PREFIX@:>@], [Path to libesmtp.])],
-[
-       if test "x$withval" != "xno" && test "x$withval" != "xyes"
+       if test $mysql_config_status -ne 0
        then
-               LDFLAGS="$LDFLAGS -L$withval/lib"
-               CPPFLAGS="$CPPFLAGS -I$withval/include -D_THREAD_SAFE"
-               with_libesmtp="yes"
+               with_libmysql="no ($with_mysql_config failed)"
        else
-               with_libesmtp="$withval"
+               AC_CHECK_LIB(mysqlclient, mysql_init,
+                [with_libmysql="yes"],
+                [with_libmysql="no (symbol 'mysql_init' not found)"],
+                [$with_mysql_libs])
+
+               AC_CHECK_LIB(mysqlclient, mysql_get_server_version,
+                [with_libmysql="yes"],
+                [with_libmysql="no (symbol 'mysql_get_server_version' not found)"],
+                [$with_mysql_libs])
        fi
-],
-[
-       with_libesmtp="yes"
-])
-if test "x$with_libesmtp" = "xyes"
-then
-       AC_CHECK_LIB(esmtp, smtp_create_session,
-       [
-               AC_DEFINE(HAVE_LIBESMTP, 1, [Define to 1 if you have the esmtp library (-lesmtp).])
-       ], [with_libesmtp="no (libesmtp not found)"])
 fi
-if test "x$with_libesmtp" = "xyes"
+if test "x$with_libmysql" = "xyes"
 then
-       AC_CHECK_HEADERS(libesmtp.h,
-       [
-               AC_DEFINE(HAVE_LIBESMTP_H, 1, [Define to 1 if you have the <libesmtp.h> header file.])
-       ], [with_libesmtp="no (libesmtp.h not found)"])
+       BUILD_WITH_LIBMYSQL_CFLAGS="$with_mysql_cflags"
+       BUILD_WITH_LIBMYSQL_LIBS="$with_mysql_libs"
+       AC_SUBST(BUILD_WITH_LIBMYSQL_CFLAGS)
+       AC_SUBST(BUILD_WITH_LIBMYSQL_LIBS)
 fi
-if test "x$with_libesmtp" = "xyes"
-then
-       collect_libesmtp=1
-else
-       collect_libesmtp=0
+AM_CONDITIONAL(BUILD_WITH_LIBMYSQL, test "x$with_libmysql" = "xyes")
+# }}}
+
+# --with-libnetlink {{{
+with_libnetlink_cflags=""
+with_libnetlink_libs="-lnetlink"
+AC_ARG_WITH(libnetlink, [AS_HELP_STRING([--with-libnetlink@<:@=PREFIX@:>@], [Path to libnetlink.])],
+[
+ echo "libnetlink: withval = $withval"
+ if test "x$withval" = "xyes"
+ then
+        with_libnetlink="yes"
+ else if test "x$withval" = "xno"
+ then
+        with_libnetlink="no"
+ else
+        if test -d "$withval/include"
+        then
+                with_libnetlink_cflags="-I$withval/include"
+                with_libnetlink_libs="-L$withval/lib -lnetlink"
+                with_libnetlink="yes"
+        else
+                AC_MSG_ERROR("no such directory: $withval/include")
+        fi
+ fi; fi
+],
+[
+ if test "x$ac_system" = "xLinux"
+ then
+        with_libnetlink="yes"
+ else
+        with_libnetlink="no (Linux only library)"
+ fi
+])
+if test "x$with_libnetlink" = "xyes"
+then
+       SAVE_CFLAGS="$CFLAGS"
+       CFLAGS="$CFLAGS $with_libnetlink_cflags"
+
+       with_libnetlink="no (libnetlink.h not found)"
+
+       AC_CHECK_HEADERS(libnetlink.h iproute/libnetlink.h linux/libnetlink.h,
+       [
+        with_libnetlink="yes"
+        break
+       ], [],
+[#include <stdio.h>
+#include <sys/types.h>
+#include <asm/types.h>
+#include <sys/socket.h>
+#include <linux/netlink.h>
+#include <linux/rtnetlink.h>])
+       AC_CHECK_HEADERS(linux/gen_stats.h linux/pkt_sched.h, [], [],
+[#include <stdio.h>
+#include <sys/types.h>
+#include <asm/types.h>
+#include <sys/socket.h>])
+
+       AC_COMPILE_IFELSE(
+[#include <stdio.h>
+#include <sys/types.h>
+#include <asm/types.h>
+#include <sys/socket.h>
+#include <linux/netlink.h>
+#include <linux/rtnetlink.h>
+
+int main (void)
+{
+       int retval = TCA_STATS2;
+       return (retval);
+}],
+       [AC_DEFINE([HAVE_TCA_STATS2], 1, [True if the enum-member TCA_STATS2 exists])]
+       []);
+
+       AC_COMPILE_IFELSE(
+[#include <stdio.h>
+#include <sys/types.h>
+#include <asm/types.h>
+#include <sys/socket.h>
+#include <linux/netlink.h>
+#include <linux/rtnetlink.h>
+
+int main (void)
+{
+       int retval = TCA_STATS;
+       return (retval);
+}],
+       [AC_DEFINE([HAVE_TCA_STATS], 1, [True if the enum-member TCA_STATS exists])]
+       []);
+
+       CFLAGS="$SAVE_CFLAGS"
+fi
+if test "x$with_libnetlink" = "xyes"
+then
+       AC_CHECK_LIB(netlink, rtnl_open,
+                    [with_libnetlink="yes"],
+                    [with_libnetlink="no (symbol 'rtnl_open' not found)"],
+                    [$with_libnetlink_libs])
+fi
+if test "x$with_libnetlink" = "xyes"
+then
+       BUILD_WITH_LIBNETLINK_CFLAGS="$with_libnetlink_cflags"
+       BUILD_WITH_LIBNETLINK_LIBS="$with_libnetlink_libs"
+       AC_SUBST(BUILD_WITH_LIBNETLINK_CFLAGS)
+       AC_SUBST(BUILD_WITH_LIBNETLINK_LIBS)
+fi
+AM_CONDITIONAL(BUILD_WITH_LIBNETLINK, test "x$with_libnetlink" = "xyes")
+# }}}
+
+# --with-libnetapp {{{
+AC_ARG_VAR([LIBNETAPP_CPPFLAGS], [C preprocessor flags required to build with libnetapp])
+AC_ARG_VAR([LIBNETAPP_LDFLAGS],  [Linker flags required to build with libnetapp])
+AC_ARG_VAR([LIBNETAPP_LIBS],     [Other libraries required to link against libnetapp])
+LIBNETAPP_CPPFLAGS="$LIBNETAPP_CPPFLAGS"
+LIBNETAPP_LDFLAGS="$LIBNETAPP_LDFLAGS"
+LIBNETAPP_LIBS="$LIBNETAPP_LIBS"
+AC_ARG_WITH(libnetapp, [AS_HELP_STRING([--with-libnetapp@<:@=PREFIX@:>@], [Path to libnetapp.])],
+[
+ if test -d "$withval"
+ then
+        LIBNETAPP_CPPFLAGS="$LIBNETAPP_CPPFLAGS -I$withval/include"
+        LIBNETAPP_LDFLAGS="$LIBNETAPP_LDFLAGS -L$withval/lib"
+        with_libnetapp="yes"
+ else
+        with_libnetapp="$withval"
+ fi
+],
+[
+ with_libnetapp="yes"
+])
+
+SAVE_CPPFLAGS="$CPPFLAGS"
+SAVE_LDFLAGS="$LDFLAGS"
+CPPFLAGS="$CPPFLAGS $LIBNETAPP_CPPFLAGS"
+LDFLAGS="$LDFLAGS $LIBNETAPP_LDFLAGS"
+
+if test "x$with_libnetapp" = "xyes"
+then
+       if test "x$LIBNETAPP_CPPFLAGS" != "x"
+       then
+               AC_MSG_NOTICE([netapp CPPFLAGS: $LIBNETAPP_CPPFLAGS])
+       fi
+       AC_CHECK_HEADERS(netapp_api.h,
+               [with_libnetapp="yes"],
+               [with_libnetapp="no (netapp_api.h not found)"])
+fi
+
+if test "x$with_libnetapp" = "xyes"
+then
+       if test "x$LIBNETAPP_LDFLAGS" != "x"
+       then
+               AC_MSG_NOTICE([netapp LDFLAGS: $LIBNETAPP_LDFLAGS])
+       fi
+
+       if test "x$LIBNETAPP_LIBS" = "x"
+       then
+               LIBNETAPP_LIBS="-lpthread -lxml -ladt -lssl -lm"
+       fi
+       AC_MSG_NOTICE([netapp LIBS: $LIBNETAPP_LIBS])
+
+       AC_CHECK_LIB(netapp, na_server_invoke_elem,
+               [with_libnetapp="yes"],
+               [with_libnetapp="no (symbol na_server_invoke_elem not found)"],
+               [$LIBNETAPP_LIBS])
+       LIBNETAPP_LIBS="-lnetapp $LIBNETAPP_LIBS"
+fi
+
+CPPFLAGS="$SAVE_CPPFLAGS"
+LDFLAGS="$SAVE_LDFLAGS"
+
+if test "x$with_libnetapp" = "xyes"
+then
+       AC_DEFINE(HAVE_LIBNETAPP, 1, [Define to 1 if you have the netapp library (-lnetapp).])
+fi
+
+AC_SUBST(LIBNETAPP_CPPFLAGS)
+AC_SUBST(LIBNETAPP_LDFLAGS)
+AC_SUBST(LIBNETAPP_LIBS)
+AM_CONDITIONAL(BUILD_WITH_LIBNETAPP, test "x$with_libnetapp" = "xyes")
+# }}}
+
+# --with-libnetsnmp {{{
+with_snmp_config="net-snmp-config"
+with_snmp_cflags=""
+with_snmp_libs=""
+AC_ARG_WITH(libnetsnmp, [AS_HELP_STRING([--with-libnetsnmp@<:@=PREFIX@:>@], [Path to the Net-SNMPD library.])],
+[
+       if test "x$withval" = "xno"
+       then
+               with_libnetsnmp="no"
+       else if test "x$withval" = "xyes"
+       then
+               with_libnetsnmp="yes"
+       else
+               if test -x "$withval"
+               then
+                       with_snmp_config="$withval"
+                       with_libnetsnmp="yes"
+               else
+                       with_snmp_config="$withval/bin/net-snmp-config"
+                       with_libnetsnmp="yes"
+               fi
+       fi; fi
+],
+[with_libnetsnmp="yes"])
+if test "x$with_libnetsnmp" = "xyes"
+then
+       with_snmp_cflags=`$with_snmp_config --cflags 2>/dev/null`
+       snmp_config_status=$?
+
+       if test $snmp_config_status -ne 0
+       then
+               with_libnetsnmp="no ($with_snmp_config failed)"
+       else
+               SAVE_CPPFLAGS="$CPPFLAGS"
+               CPPFLAGS="$CPPFLAGS $with_snmp_cflags"
+               
+               AC_CHECK_HEADERS(net-snmp/net-snmp-config.h, [], [with_libnetsnmp="no (net-snmp/net-snmp-config.h not found)"])
+
+               CPPFLAGS="$SAVE_CPPFLAGS"
+       fi
+fi
+if test "x$with_libnetsnmp" = "xyes"
+then
+       with_snmp_libs=`$with_snmp_config --libs 2>/dev/null`
+       snmp_config_status=$?
+
+       if test $snmp_config_status -ne 0
+       then
+               with_libnetsnmp="no ($with_snmp_config failed)"
+       else
+               AC_CHECK_LIB(netsnmp, init_snmp,
+               [with_libnetsnmp="yes"],
+               [with_libnetsnmp="no (libnetsnmp not found)"],
+               [$with_snmp_libs])
+       fi
+fi
+if test "x$with_libnetsnmp" = "xyes"
+then
+       BUILD_WITH_LIBSNMP_CFLAGS="$with_snmp_cflags"
+       BUILD_WITH_LIBSNMP_LIBS="$with_snmp_libs"
+       AC_SUBST(BUILD_WITH_LIBSNMP_CFLAGS)
+       AC_SUBST(BUILD_WITH_LIBSNMP_LIBS)
+fi
+AM_CONDITIONAL(BUILD_WITH_LIBNETSNMP, test "x$with_libnetsnmp" = "xyes")
+# }}}
+
+# --with-liboconfig {{{
+with_own_liboconfig="no"
+liboconfig_LDFLAGS="$LDFLAGS"
+liboconfig_CPPFLAGS="$CPPFLAGS"
+AC_ARG_WITH(liboconfig, [AS_HELP_STRING([--with-liboconfig@<:@=PREFIX@:>@], [Path to liboconfig.])],
+[
+       if test "x$withval" != "xno" && test "x$withval" != "xyes"
+       then
+               if test -d "$withval/lib"
+               then
+                       liboconfig_LDFLAGS="$LDFLAGS -L$withval/lib"
+               fi
+               if test -d "$withval/include"
+               then
+                       liboconfig_CPPFLAGS="$CPPFLAGS -I$withval/include"
+               fi
+       fi
+       if test "x$withval" = "xno"
+       then
+               AC_MSG_ERROR("liboconfig is required")
+       fi
+],
+[
+       with_liboconfig="yes"
+])
+
+save_LDFLAGS="$LDFLAGS"
+save_CPPFLAGS="$CPPFLAGS"
+LDFLAGS="$liboconfig_LDFLAGS"
+CPPFLAGS="$liboconfig_CPPFLAGS"
+AC_CHECK_LIB(oconfig, oconfig_parse_fh,
+[
+       with_liboconfig="yes"
+       with_own_liboconfig="no"
+],
+[
+       with_liboconfig="yes"
+       with_own_liboconfig="yes"
+       LDFLAGS="$save_LDFLAGS"
+       CPPFLAGS="$save_CPPFLAGS"
+])
+
+AM_CONDITIONAL(BUILD_WITH_OWN_LIBOCONFIG, test "x$with_own_liboconfig" = "xyes")
+if test "x$with_own_liboconfig" = "xyes"
+then
+       with_liboconfig="yes (shipped version)"
+fi
+# }}}
+
+# --with-liboping {{{
+AC_ARG_WITH(liboping, [AS_HELP_STRING([--with-liboping@<:@=PREFIX@:>@], [Path to liboping.])],
+[
+ if test "x$withval" = "xyes"
+ then
+        with_liboping="yes"
+ else if test "x$withval" = "xno"
+ then
+        with_liboping="no"
+ else
+        with_liboping="yes"
+        LIBOPING_CPPFLAGS="$LIBOPING_CPPFLAGS -I$withval/include"
+        LIBOPING_LDFLAGS="$LIBOPING_LDFLAGS -L$withval/lib"
+ fi; fi
+],
+[with_liboping="yes"])
+
+SAVE_CPPFLAGS="$CPPFLAGS"
+SAVE_LDFLAGS="$LDFLAGS"
+
+CPPFLAGS="$CPPFLAGS $LIBOPING_CPPFLAGS"
+LDFLAGS="$LDFLAGS $LIBOPING_LDFLAGS"
+
+if test "x$with_liboping" = "xyes"
+then
+       if test "x$LIBOPING_CPPFLAGS" != "x"
+       then
+               AC_MSG_NOTICE([liboping CPPFLAGS: $LIBOPING_CPPFLAGS])
+       fi
+       AC_CHECK_HEADERS(oping.h,
+       [with_liboping="yes"],
+       [with_liboping="no ('oping.h' not found)"])
+fi
+if test "x$with_liboping" = "xyes"
+then
+       if test "x$LIBOPING_LDFLAGS" != "x"
+       then
+               AC_MSG_NOTICE([liboping LDFLAGS: $LIBOPING_LDFLAGS])
+       fi
+       AC_CHECK_LIB(oping, ping_construct,
+       [with_liboping="yes"],
+       [with_liboping="no (symbol 'ping_construct' not found)"])
+fi
+
+CPPFLAGS="$SAVE_CPPFLAGS"
+LDFLAGS="$SAVE_LDFLAGS"
+
+if test "x$with_liboping" = "xyes"
+then
+       BUILD_WITH_LIBOPING_CPPFLAGS="$LIBOPING_CPPFLAGS"
+       BUILD_WITH_LIBOPING_LDFLAGS="$LIBOPING_LDFLAGS"
+       AC_SUBST(BUILD_WITH_LIBOPING_CPPFLAGS)
+       AC_SUBST(BUILD_WITH_LIBOPING_LDFLAGS)
+fi
+AM_CONDITIONAL(BUILD_WITH_LIBOPING, test "x$with_liboping" = "xyes")
+# }}}
+
+# --with-oracle {{{
+with_oracle_cppflags=""
+with_oracle_libs=""
+AC_ARG_WITH(oracle, [AS_HELP_STRING([--with-oracle@<:@=ORACLE_HOME@:>@], [Path to Oracle.])],
+[
+       if test "x$withval" = "xyes"
+       then
+               if test "x$ORACLE_HOME" = "x"
+               then
+                       AC_MSG_WARN([Use of the Oracle library has been forced, but the environment variable ORACLE_HOME is not set.])
+               fi
+               with_oracle="yes"
+       else if test "x$withval" = "xno"
+       then
+               with_oracle="no"
+       else
+               with_oracle="yes"
+               ORACLE_HOME="$withval"
+       fi; fi
+],
+[
+       if test "x$ORACLE_HOME" = "x"
+       then
+               with_oracle="no (ORACLE_HOME is not set)"
+       else
+               with_oracle="yes"
+       fi
+])
+if test "x$ORACLE_HOME" != "x"
+then
+       with_oracle_cppflags="-I$ORACLE_HOME/rdbms/public"
+
+       if test -e "$ORACLE_HOME/lib/ldflags"
+       then
+               with_oracle_libs=`cat "$ORACLE_HOME/lib/ldflags"`
+       fi
+       #with_oracle_libs="-L$ORACLE_HOME/lib $with_oracle_libs -lclntsh"
+       with_oracle_libs="-L$ORACLE_HOME/lib -lclntsh"
+fi
+if test "x$with_oracle" = "xyes"
+then
+       SAVE_CPPFLAGS="$CPPFLAGS"
+       CPPFLAGS="$CPPFLAGS $with_oracle_cppflags"
+
+       AC_CHECK_HEADERS(oci.h, [with_oracle="yes"], [with_oracle="no (oci.h not found)"])
+
+       CPPFLAGS="$SAVE_CPPFLAGS"
+fi
+if test "x$with_oracle" = "xyes"
+then
+       SAVE_CPPFLAGS="$CPPFLAGS"
+       SAVE_LDFLAGS="$LDFLAGS"
+       CPPFLAGS="$CPPFLAGS $with_oracle_cppflags"
+       LDFLAGS="$LDFLAGS $with_oracle_libs"
+
+       AC_CHECK_FUNC(OCIEnvCreate, [with_oracle="yes"], [with_oracle="no (Symbol 'OCIEnvCreate' not found)"])
+
+       CPPFLAGS="$SAVE_CPPFLAGS"
+       LDFLAGS="$SAVE_LDFLAGS"
+fi
+if test "x$with_oracle" = "xyes"
+then
+       BUILD_WITH_ORACLE_CFLAGS="$with_oracle_cppflags"
+       BUILD_WITH_ORACLE_LIBS="$with_oracle_libs"
+       AC_SUBST(BUILD_WITH_ORACLE_CFLAGS)
+       AC_SUBST(BUILD_WITH_ORACLE_LIBS)
+fi
+# }}}
+
+# --with-libowcapi {{{
+with_libowcapi_cppflags=""
+with_libowcapi_libs="-lowcapi"
+AC_ARG_WITH(libowcapi, [AS_HELP_STRING([--with-libowcapi@<:@=PREFIX@:>@], [Path to libowcapi.])],
+[
+       if test "x$withval" != "xno" && test "x$withval" != "xyes"
+       then
+               with_libowcapi_cppflags="-I$withval/include"
+               with_libowcapi_libs="-L$withval/lib -lowcapi"
+               with_libowcapi="yes"
+       else
+               with_libowcapi="$withval"
+       fi
+],
+[
+       with_libowcapi="yes"
+])
+if test "x$with_libowcapi" = "xyes"
+then
+       SAVE_CPPFLAGS="$CPPFLAGS"
+       CPPFLAGS="$with_libowcapi_cppflags"
+       
+       AC_CHECK_HEADERS(owcapi.h, [with_libowcapi="yes"], [with_libowcapi="no (owcapi.h not found)"])
+
+       CPPFLAGS="$SAVE_CPPFLAGS"
+fi
+if test "x$with_libowcapi" = "xyes"
+then
+       SAVE_LDFLAGS="$LDFLAGS"
+       SAVE_CPPFLAGS="$CPPFLAGS"
+       LDFLAGS="$with_libowcapi_libs"
+       CPPFLAGS="$with_libowcapi_cppflags"
+       
+       AC_CHECK_LIB(owcapi, OW_get, [with_libowcapi="yes"], [with_libowcapi="no (libowcapi not found)"])
+
+       LDFLAGS="$SAVE_LDFLAGS"
+       CPPFLAGS="$SAVE_CPPFLAGS"
+fi
+if test "x$with_libowcapi" = "xyes"
+then
+       BUILD_WITH_LIBOWCAPI_CPPFLAGS="$with_libowcapi_cppflags"
+       BUILD_WITH_LIBOWCAPI_LIBS="$with_libowcapi_libs"
+       AC_SUBST(BUILD_WITH_LIBOWCAPI_CPPFLAGS)
+       AC_SUBST(BUILD_WITH_LIBOWCAPI_LIBS)
+fi
+# }}}
+
+# --with-libpcap {{{
+AC_ARG_WITH(libpcap, [AS_HELP_STRING([--with-libpcap@<:@=PREFIX@:>@], [Path to libpcap.])],
+[
+       if test "x$withval" != "xno" && test "x$withval" != "xyes"
+       then
+               LDFLAGS="$LDFLAGS -L$withval/lib"
+               CPPFLAGS="$CPPFLAGS -I$withval/include"
+               with_libpcap="yes"
+       else
+               with_libpcap="$withval"
+       fi
+],
+[
+       with_libpcap="yes"
+])
+if test "x$with_libpcap" = "xyes"
+then
+       AC_CHECK_LIB(pcap, pcap_open_live,
+       [
+               AC_DEFINE(HAVE_LIBPCAP, 1, [Define to 1 if you have the pcap library (-lpcap).])
+       ], [with_libpcap="no (libpcap not found)"])
 fi
-AC_DEFINE_UNQUOTED(COLLECT_LIBESMTP, [$collect_libesmtp],
-       [Wether or not to use the esmtp library])
-AM_CONDITIONAL(BUILD_WITH_LIBESMTP, test "x$with_libesmtp" = "xyes")
+if test "x$with_libpcap" = "xyes"
+then
+       AC_CHECK_HEADERS(pcap.h,
+       [
+               AC_DEFINE(HAVE_PCAP_H, 1, [Define to 1 if you have the <pcap.h> header file.])
+       ], [with_libpcap="no (pcap.h not found)"])
+fi
+if test "x$with_libpcap" = "xyes"
+then
+       collect_libpcap=1
+else
+       collect_libpcap=0
+fi
+AC_DEFINE_UNQUOTED(COLLECT_LIBPCAP, [$collect_libpcap],
+       [Wether or not to use the pcap library])
+AM_CONDITIONAL(BUILD_WITH_LIBPCAP, test "x$with_libpcap" = "xyes")
+# }}}
 
+# --with-libperl {{{
 perl_interpreter="perl"
 AC_ARG_WITH(libperl, [AS_HELP_STRING([--with-libperl@<:@=PREFIX@:>@], [Path to libperl.])],
 [
@@ -1723,220 +2449,607 @@ AC_SUBST(PERL, "$perl_interpreter")
 if test "x$with_libperl" = "xyes" \
        && test -n "$perl_interpreter"
 then
-  SAVE_CFLAGS=$CFLAGS
-  SAVE_LDFLAGS=$LDFLAGS
+  SAVE_CFLAGS="$CFLAGS"
+  SAVE_LDFLAGS="$LDFLAGS"
 dnl ARCHFLAGS="" -> disable multi -arch on OSX (see Config_heavy.pl:fetch_string)
   PERL_CFLAGS=`ARCHFLAGS="" $perl_interpreter -MExtUtils::Embed -e ccopts`
   PERL_LDFLAGS=`ARCHFLAGS="" $perl_interpreter -MExtUtils::Embed -e ldopts`
   CFLAGS="$CFLAGS $PERL_CFLAGS"
   LDFLAGS="$LDFLAGS $PERL_LDFLAGS"
 
-  AC_CACHE_CHECK([for libperl],
-    [c_cv_have_libperl],
-    AC_LINK_IFELSE(
-      AC_LANG_PROGRAM(
-      [[
-#define PERL_NO_GET_CONTEXT
-#include <EXTERN.h>
-#include <perl.h>
-#include <XSUB.h>
-      ]],
-      [[
-       dTHX;
-       load_module (PERL_LOADMOD_NOIMPORT,
-                        newSVpv ("Collectd::Plugin::FooBar", 24),
-                        Nullsv);
-      ]]),
-      [c_cv_have_libperl="yes"],
-      [c_cv_have_libperl="no"]
-    )
-  )
+  AC_CACHE_CHECK([for libperl],
+    [c_cv_have_libperl],
+    AC_LINK_IFELSE(
+      AC_LANG_PROGRAM(
+      [[
+#define PERL_NO_GET_CONTEXT
+#include <EXTERN.h>
+#include <perl.h>
+#include <XSUB.h>
+      ]],
+      [[
+       dTHX;
+       load_module (PERL_LOADMOD_NOIMPORT,
+                        newSVpv ("Collectd::Plugin::FooBar", 24),
+                        Nullsv);
+      ]]),
+      [c_cv_have_libperl="yes"],
+      [c_cv_have_libperl="no"]
+    )
+  )
+
+  if test "x$c_cv_have_libperl" = "xyes"
+  then
+         AC_DEFINE(HAVE_LIBPERL, 1, [Define if libperl is present and usable.])
+         AC_SUBST(PERL_CFLAGS)
+         AC_SUBST(PERL_LDFLAGS)
+  else
+         with_libperl="no"
+  fi
+
+  CFLAGS="$SAVE_CFLAGS"
+  LDFLAGS="$SAVE_LDFLAGS"
+else if test -z "$perl_interpreter"; then
+  with_libperl="no (no perl interpreter found)"
+  c_cv_have_libperl="no"
+fi; fi
+AM_CONDITIONAL(BUILD_WITH_LIBPERL, test "x$with_libperl" = "xyes")
+
+if test "x$with_libperl" = "xyes"
+then
+       SAVE_CFLAGS="$CFLAGS"
+       SAVE_LDFLAGS="$LDFLAGS"
+       CFLAGS="$CFLAGS $PERL_CFLAGS"
+       LDFLAGS="$LDFLAGS $PERL_LDFLAGS"
+
+       AC_CACHE_CHECK([if perl supports ithreads],
+               [c_cv_have_perl_ithreads],
+               AC_LINK_IFELSE(
+                       AC_LANG_PROGRAM(
+                       [[
+#include <EXTERN.h>
+#include <perl.h>
+#include <XSUB.h>
+
+#if !defined(USE_ITHREADS)
+# error "Perl does not support ithreads!"
+#endif /* !defined(USE_ITHREADS) */
+                       ]],
+                       [[ ]]),
+                       [c_cv_have_perl_ithreads="yes"],
+                       [c_cv_have_perl_ithreads="no"]
+               )
+       )
+
+       if test "x$c_cv_have_perl_ithreads" = "xyes"
+       then
+               AC_DEFINE(HAVE_PERL_ITHREADS, 1, [Define if Perl supports ithreads.])
+       fi
+
+       CFLAGS="$SAVE_CFLAGS"
+       LDFLAGS="$SAVE_LDFLAGS"
+fi
+
+if test "x$with_libperl" = "xyes"
+then
+       SAVE_CFLAGS="$CFLAGS"
+       SAVE_LDFLAGS="$LDFLAGS"
+       # trigger an error if Perl_load_module*() uses __attribute__nonnull__(3)
+       # (see issues #41 and #42)
+       CFLAGS="$CFLAGS $PERL_CFLAGS -Wall -Werror"
+       LDFLAGS="$LDFLAGS $PERL_LDFLAGS"
+
+       AC_CACHE_CHECK([for broken Perl_load_module()],
+               [c_cv_have_broken_perl_load_module],
+               AC_LINK_IFELSE(
+                       AC_LANG_PROGRAM(
+                       [[
+#define PERL_NO_GET_CONTEXT
+#include <EXTERN.h>
+#include <perl.h>
+#include <XSUB.h>
+                       ]],
+                       [[
+                        dTHX;
+                        load_module (PERL_LOADMOD_NOIMPORT,
+                            newSVpv ("Collectd::Plugin::FooBar", 24),
+                            Nullsv);
+                       ]]),
+                       [c_cv_have_broken_perl_load_module="no"],
+                       [c_cv_have_broken_perl_load_module="yes"]
+               )
+       )
+
+       CFLAGS="$SAVE_CFLAGS"
+       LDFLAGS="$SAVE_LDFLAGS"
+fi
+AM_CONDITIONAL(HAVE_BROKEN_PERL_LOAD_MODULE,
+               test "x$c_cv_have_broken_perl_load_module" = "xyes")
+
+if test "x$with_libperl" = "xyes"
+then
+       SAVE_CFLAGS="$CFLAGS"
+       SAVE_LDFLAGS="$LDFLAGS"
+       CFLAGS="$CFLAGS $PERL_CFLAGS"
+       LDFLAGS="$LDFLAGS $PERL_LDFLAGS"
+
+       AC_CHECK_MEMBER(
+               [struct mgvtbl.svt_local],
+               [have_struct_mgvtbl_svt_local="yes"],
+               [have_struct_mgvtbl_svt_local="no"],
+               [
+#include <EXTERN.h>
+#include <perl.h>
+#include <XSUB.h>
+               ])
+
+       if test "x$have_struct_mgvtbl_svt_local" = "xyes"
+       then
+               AC_DEFINE(HAVE_PERL_STRUCT_MGVTBL_SVT_LOCAL, 1,
+                                 [Define if Perl's struct mgvtbl has member svt_local.])
+       fi
+
+       CFLAGS="$SAVE_CFLAGS"
+       LDFLAGS="$SAVE_LDFLAGS"
+fi
+# }}}
+
+# --with-libpq {{{
+with_pg_config="pg_config"
+with_libpq_includedir=""
+with_libpq_libdir=""
+with_libpq_cppflags=""
+with_libpq_ldflags=""
+AC_ARG_WITH(libpq, [AS_HELP_STRING([--with-libpq@<:@=PREFIX@:>@],
+       [Path to libpq.])],
+[
+       if test "x$withval" = "xno"
+       then
+               with_libpq="no"
+       else if test "x$withval" = "xyes"
+       then
+               with_libpq="yes"
+       else
+               if test -f "$withval" && test -x "$withval";
+               then
+                       with_pg_config="$withval"
+               else if test -x "$withval/bin/pg_config"
+               then
+                       with_pg_config="$withval/bin/pg_config"
+               fi; fi
+               with_libpq="yes"
+       fi; fi
+],
+[
+       with_libpq="yes"
+])
+if test "x$with_libpq" = "xyes"
+then
+       with_libpq_includedir=`$with_pg_config --includedir 2> /dev/null`
+       pg_config_status=$?
+
+       if test $pg_config_status -eq 0
+       then
+               if test -n "$with_libpq_includedir"; then
+                       for dir in $with_libpq_includedir; do
+                               with_libpq_cppflags="$with_libpq_cppflags -I$dir"
+                       done
+               fi
+       else
+               AC_MSG_WARN([$with_pg_config returned with status $pg_config_status])
+       fi
+
+       SAVE_CPPFLAGS="$CPPFLAGS"
+       CPPFLAGS="$CPPFLAGS $with_libpq_cppflags"
+
+       AC_CHECK_HEADERS(libpq-fe.h, [],
+               [with_libpq="no (libpq-fe.h not found)"], [])
+
+       CPPFLAGS="$SAVE_CPPFLAGS"
+fi
+if test "x$with_libpq" = "xyes"
+then
+       with_libpq_libdir=`$with_pg_config --libdir 2> /dev/null`
+       pg_config_status=$?
+
+       if test $pg_config_status -eq 0
+       then
+               if test -n "$with_libpq_libdir"; then
+                       for dir in $with_libpq_libdir; do
+                               with_libpq_ldflags="$with_libpq_ldflags -L$dir"
+                       done
+               fi
+       else
+               AC_MSG_WARN([$with_pg_config returned with status $pg_config_status])
+       fi
+
+       SAVE_LDFLAGS="$LDFLAGS"
+       LDFLAGS="$LDFLAGS $with_libpq_ldflags"
+
+       AC_CHECK_LIB(pq, PQconnectdb,
+               [with_libpq="yes"],
+               [with_libpq="no (symbol 'PQconnectdb' not found)"])
+
+       AC_CHECK_LIB(pq, PQserverVersion,
+               [with_libpq="yes"],
+               [with_libpq="no (symbol 'PQserverVersion' not found)"])
+
+       LDFLAGS="$SAVE_LDFLAGS"
+fi
+if test "x$with_libpq" = "xyes"
+then
+       BUILD_WITH_LIBPQ_CPPFLAGS="$with_libpq_cppflags"
+       BUILD_WITH_LIBPQ_LDFLAGS="$with_libpq_ldflags"
+       AC_SUBST(BUILD_WITH_LIBPQ_CPPFLAGS)
+       AC_SUBST(BUILD_WITH_LIBPQ_LDFLAGS)
+fi
+AM_CONDITIONAL(BUILD_WITH_LIBPQ, test "x$with_libpq" = "xyes")
+# }}}
+
+# --with-libpthread {{{
+AC_ARG_WITH(libpthread, [AS_HELP_STRING([--with-libpthread=@<:@=PREFIX@:>@], [Path to libpthread.])],
+[      if test "x$withval" != "xno" \
+               && test "x$withval" != "xyes"
+       then
+               LDFLAGS="$LDFLAGS -L$withval/lib"
+               CPPFLAGS="$CPPFLAGS -I$withval/include"
+               with_libpthread="yes"
+       else
+               if test "x$withval" = "xno"
+               then
+                       with_libpthread="no (disabled)"
+               fi
+       fi
+], [with_libpthread="yes"])
+if test "x$with_libpthread" = "xyes"
+then
+       AC_CHECK_LIB(pthread, pthread_create, [with_libpthread="yes"], [with_libpthread="no (libpthread not found)"], [])
+fi
+
+if test "x$with_libpthread" = "xyes"
+then
+       AC_CHECK_HEADERS(pthread.h,, [with_libpthread="no (pthread.h not found)"])
+fi
+if test "x$with_libpthread" = "xyes"
+then
+       collect_pthread=1
+else
+       collect_pthread=0
+fi
+AC_DEFINE_UNQUOTED(HAVE_LIBPTHREAD, [$collect_pthread],
+       [Wether or not to use pthread (POSIX threads) library])
+AM_CONDITIONAL(BUILD_WITH_LIBPTHREAD, test "x$with_libpthread" = "xyes")
+# }}}
+
+# --with-librrd {{{
+# AC_ARG_WITH (package, help-string, [action-if-given], [action-if-not-given])
+librrd_cflags=""
+librrd_ldflags=""
+librrd_threadsafe="yes"
+librrd_rrdc_update="no"
+AC_ARG_WITH(librrd, [AS_HELP_STRING([--with-librrd@<:@=PREFIX@:>@], [Path to rrdtool.])],
+[      if test "x$withval" != "xno" && test "x$withval" != "xyes"
+       then
+               librrd_cflags="-I$withval/include"
+               librrd_ldflags="-L$withval/lib"
+               with_librrd="yes"
+       else
+               with_librrd="$withval"
+       fi
+], [with_librrd="yes"])
+if test "x$with_librrd" = "xyes"
+then
+       SAVE_CPPFLAGS="$CPPFLAGS"
+       SAVE_LDFLAGS="$LDFLAGS"
 
-  if test "x$c_cv_have_libperl" = "xyes"
-  then
-         AC_DEFINE(HAVE_LIBPERL, 1, [Define if libperl is present and usable.])
-         AC_SUBST(PERL_CFLAGS)
-         AC_SUBST(PERL_LDFLAGS)
-  else
-         with_libperl="no"
-  fi
+       CPPFLAGS="$CPPFLAGS $librrd_cflags"
+       LDFLAGS="$LDFLAGS $librrd_ldflags"
 
-  CFLAGS=$SAVE_CFLAGS
-  LDFLAGS=$SAVE_LDFLAGS
-else if test -z "$perl_interpreter"; then
-  with_libperl="no (no perl interpreter found)"
-  c_cv_have_libperl="no"
-fi; fi
-AM_CONDITIONAL(BUILD_WITH_LIBPERL, test "x$with_libperl" = "xyes")
+       AC_CHECK_HEADERS(rrd.h,, [with_librrd="no (rrd.h not found)"])
 
-if test "x$with_libperl" = "xyes"
+       CPPFLAGS="$SAVE_CPPFLAGS"
+       LDFLAGS="$SAVE_LDFLAGS"
+fi
+if test "x$with_librrd" = "xyes"
 then
-       SAVE_CFLAGS=$CFLAGS
-       SAVE_LDFLAGS=$LDFLAGS
-       CFLAGS="$CFLAGS $PERL_CFLAGS"
-       LDFLAGS="$LDFLAGS $PERL_LDFLAGS"
+       SAVE_CPPFLAGS="$CPPFLAGS"
+       SAVE_LDFLAGS="$LDFLAGS"
 
-       AC_CACHE_CHECK([if perl supports ithreads],
-               [c_cv_have_perl_ithreads],
-               AC_LINK_IFELSE(
-                       AC_LANG_PROGRAM(
-                       [[
-#include <EXTERN.h>
-#include <perl.h>
-#include <XSUB.h>
+       CPPFLAGS="$CPPFLAGS $librrd_cflags"
+       LDFLAGS="$LDFLAGS $librrd_ldflags"
 
-#if !defined(USE_ITHREADS)
-# error "Perl does not support ithreads!"
-#endif /* !defined(USE_ITHREADS) */
-                       ]],
-                       [[ ]]),
-                       [c_cv_have_perl_ithreads="yes"],
-                       [c_cv_have_perl_ithreads="no"]
-               )
-       )
+       AC_CHECK_LIB(rrd_th, rrd_update_r,
+       [with_librrd="yes"
+        librrd_ldflags="$librrd_ldflags -lrrd_th -lm"
+       ],
+       [librrd_threadsafe="no"
+        AC_CHECK_LIB(rrd, rrd_update,
+        [with_librrd="yes"
+         librrd_ldflags="$librrd_ldflags -lrrd -lm"
+        ],
+        [with_librrd="no (symbol 'rrd_update' not found)"],
+        [-lm])
+       ],
+       [-lm])
 
-       if test "x$c_cv_have_perl_ithreads" = "xyes"
+       if test "x$librrd_threadsafe" = "xyes"
        then
-               AC_DEFINE(HAVE_PERL_ITHREADS, 1, [Define if Perl supports ithreads.])
+               AC_CHECK_LIB(rrd_th, rrdc_update, [librrd_rrdc_update="yes"], [librrd_rrdc_update="no"])
+       else
+               AC_CHECK_LIB(rrd, rrdc_update, [librrd_rrdc_update="yes"], [librrd_rrdc_update="no"])
        fi
 
-       CFLAGS=$SAVE_CFLAGS
-       LDFLAGS=$SAVE_LDFLAGS
+       CPPFLAGS="$SAVE_CPPFLAGS"
+       LDFLAGS="$SAVE_LDFLAGS"
+fi
+if test "x$with_librrd" = "xyes"
+then
+       BUILD_WITH_LIBRRD_CFLAGS="$librrd_cflags"
+       BUILD_WITH_LIBRRD_LDFLAGS="$librrd_ldflags"
+       AC_SUBST(BUILD_WITH_LIBRRD_CFLAGS)
+       AC_SUBST(BUILD_WITH_LIBRRD_LDFLAGS)
+fi
+if test "x$librrd_threadsafe" = "xyes"
+then
+       AC_DEFINE(HAVE_THREADSAFE_LIBRRD, 1, [Define to 1 if you have the threadsafe rrd library (-lrrd_th).])
 fi
+# }}}
 
-with_own_libiptc="no"
-AC_ARG_WITH(libiptc, [AS_HELP_STRING([--with-libiptc@<:@=PREFIX@:>@], [Path to libiptc.])],
+# --with-libsensors {{{
+with_sensors_cflags=""
+with_sensors_ldflags=""
+AC_ARG_WITH(libsensors, [AS_HELP_STRING([--with-libsensors@<:@=PREFIX@:>@], [Path to lm_sensors.])],
 [
-       if test "x$withval" != "xno" && test "x$withval" != "xyes"
+       if test "x$withval" = "xno"
        then
-               LDFLAGS="$LDFLAGS -L$withval/lib"
-               CPPFLAGS="$CPPFLAGS -I$withval/include"
-               with_libiptc="yes"
+               with_libsensors="no"
        else
-               with_libiptc="$withval"
+               with_libsensors="yes"
+               if test "x$withval" != "xyes"
+               then
+                       with_sensors_cflags="-I$withval/include"
+                       with_sensors_ldflags="-L$withval/lib"
+                       with_libsensors="yes"
+               fi
        fi
 ],
 [
        if test "x$ac_system" = "xLinux"
        then
-               with_libiptc="yes"
+               with_libsensors="yes"
        else
-               with_libiptc="no (Linux only)"
+               with_libsensors="no (Linux only library)"
        fi
 ])
-if test "x$with_libiptc" = "xyes"
+if test "x$with_libsensors" = "xyes"
 then
-       AC_CHECK_LIB(iptc, iptc_init,
-       [
-               AC_DEFINE(HAVE_LIBIPTC, 1, [Define to 1 if you have the iptc library (-liptc).])
-       ],
-       [
-               with_libiptc="yes"
-               with_own_libiptc="yes"
-       ])
+       SAVE_CPPFLAGS="$CPPFLAGS"
+       CPPFLAGS="$CPPFLAGS $with_sensors_cflags"
+
+#      AC_CHECK_HEADERS(sensors/sensors.h,
+#      [
+#              AC_DEFINE(HAVE_SENSORS_SENSORS_H, 1, [Define to 1 if you have the <sensors/sensors.h> header file.])
+#      ],
+#      [with_libsensors="no (sensors/sensors.h not found)"])
+       AC_CHECK_HEADERS(sensors/sensors.h, [], [with_libsensors="no (sensors/sensors.h not found)"])
+
+       CPPFLAGS="$SAVE_CPPFLAGS"
 fi
-if test "x$with_libiptc" = "xyes" -a "x$with_own_libiptc" != "xyes"
+if test "x$with_libsensors" = "xyes"
 then
-       AC_CHECK_HEADERS(libiptc/libiptc.h,
+       SAVE_CPPFLAGS="$CPPFLAGS"
+       SAVE_LDFLAGS="$LDFLAGS"
+       CPPFLAGS="$CPPFLAGS $with_sensors_cflags"
+       LDFLAGS="$LDFLAGS $with_sensors_ldflags"
+
+       AC_CHECK_LIB(sensors, sensors_init,
        [
-               AC_DEFINE(HAVE_LIBIPTC_LIBIPTC_H, 1, [Define to 1 if you have the <libiptc/libiptc.h> header file.])
+               AC_DEFINE(HAVE_LIBSENSORS, 1, [Define to 1 if you have the sensors library (-lsensors).])
        ],
-       [
-               with_libiptc="yes"
-               with_own_libiptc="yes"
-       ])
+       [with_libsensors="no (libsensors not found)"])
+
+       CPPFLAGS="$SAVE_CPPFLAGS"
+       LDFLAGS="$SAVE_LDFLAGS"
 fi
-if test "x$with_libiptc" = "xyes"
+if test "x$with_libsensors" = "xyes"
 then
-       SAVE_CFLAGS=$CFLAGS
-       CFLAGS="$CFLAGS $KERNEL_CFLAGS"
+       BUILD_WITH_LIBSENSORS_CFLAGS="$with_sensors_cflags"
+       BUILD_WITH_LIBSENSORS_LDFLAGS="$with_sensors_ldflags"
+       AC_SUBST(BUILD_WITH_LIBSENSORS_CFLAGS)
+       AC_SUBST(BUILD_WITH_LIBSENSORS_LDFLAGS)
+fi
+AM_CONDITIONAL(BUILD_WITH_LM_SENSORS, test "x$with_libsensors" = "xyes")
+# }}}
 
-       AC_CHECK_HEADERS(linux/netfilter_ipv4/ip_tables.h linux/netfilter_ipv6/ip6_tables.h, [],
-       [
-               with_libiptc="no (Linux iptables headers not found - check KERNEL_DIR)"
-               with_own_libiptc="no"
-       ],
-       [
-#include "$srcdir/src/libiptc/ipt_kernel_headers.h"
-       ])
+# --with-libstatgrab {{{
+with_libstatgrab_cflags=""
+with_libstatgrab_ldflags=""
+AC_ARG_WITH(libstatgrab, [AS_HELP_STRING([--with-libstatgrab@<:@=PREFIX@:>@], [Path to libstatgrab.])],
+[
+ if test "x$withval" != "xno" \
+   && test "x$withval" != "xyes"
+ then
+   with_libstatgrab_cflags="-I$withval/include"
+   with_libstatgrab_ldflags="-L$withval/lib -lstatgrab"
+   with_libstatgrab="yes"
+   with_libstatgrab_pkg_config="no"
+ else
+   with_libstatgrab="$withval"
+   with_libstatgrab_pkg_config="yes"
+ fi
+ ],
+[
+ with_libstatgrab="yes"
+ with_libstatgrab_pkg_config="yes"
+])
 
-       CFLAGS=$SAVE_CFLAGS
+if test "x$with_libstatgrab" = "xyes" \
+  && test "x$with_libstatgrab_pkg_config" = "xyes"
+then
+  if test "x$PKG_CONFIG" != "x"
+  then
+    AC_MSG_CHECKING([pkg-config for libstatgrab])
+    temp_result="found"
+    $PKG_CONFIG --exists libstatgrab 2>/dev/null
+    if test "$?" != "0"
+    then
+      with_libstatgrab_pkg_config="no"
+      with_libstatgrab="no ($PKG_CONFIG doesn't know libstatgrab)"
+      temp_result="not found"
+    fi
+    AC_MSG_RESULT([$temp_result])
+  else
+    AC_MSG_NOTICE([pkg-config not available, trying to guess flags for the statgrab library.])
+    with_libstatgrab_pkg_config="no"
+    with_libstatgrab_ldflags="$with_libstatgrab_ldflags -lstatgrab"
+  fi
 fi
-AM_CONDITIONAL(BUILD_WITH_LIBIPTC, test "x$with_libiptc" = "xyes")
-AM_CONDITIONAL(BUILD_WITH_OWN_LIBIPTC, test "x$with_own_libiptc" = "xyes")
-if test "x$with_own_libiptc" = "xyes"
+
+if test "x$with_libstatgrab" = "xyes" \
+  && test "x$with_libstatgrab_pkg_config" = "xyes" \
+  && test "x$with_libstatgrab_cflags" = "x"
 then
-       AC_DEFINE(OWN_LIBIPTC, 1, [Define to 1 if we use the shipped iptc library.])
+  AC_MSG_CHECKING([for libstatgrab CFLAGS])
+  temp_result="`$PKG_CONFIG --cflags libstatgrab`"
+  if test "$?" = "0"
+  then
+    with_libstatgrab_cflags="$temp_result"
+  else
+    with_libstatgrab="no ($PKG_CONFIG --cflags libstatgrab failed)"
+    temp_result="$PKG_CONFIG --cflags libstatgrab failed"
+  fi
+  AC_MSG_RESULT([$temp_result])
+fi
+
+if test "x$with_libstatgrab" = "xyes" \
+  && test "x$with_libstatgrab_pkg_config" = "xyes" \
+  && test "x$with_libstatgrab_ldflags" = "x"
+then
+  AC_MSG_CHECKING([for libstatgrab LDFLAGS])
+  temp_result="`$PKG_CONFIG --libs libstatgrab`"
+  if test "$?" = "0"
+  then
+    with_libstatgrab_ldflags="$temp_result"
+  else
+    with_libstatgrab="no ($PKG_CONFIG --libs libstatgrab failed)"
+    temp_result="$PKG_CONFIG --libs libstatgrab failed"
+  fi
+  AC_MSG_RESULT([$temp_result])
+fi
+
+if test "x$with_libstatgrab" = "xyes"
+then
+  SAVE_CPPFLAGS="$CPPFLAGS"
+  CPPFLAGS="$CPPFLAGS $with_libstatgrab_cflags"
+
+  AC_CHECK_HEADERS(statgrab.h,
+                  [with_libstatgrab="yes"],
+                  [with_libstatgrab="no (statgrab.h not found)"])
+
+  CPPFLAGS="$SAVE_CPPFLAGS"
+fi
+
+if test "x$with_libstatgrab" = "xyes"
+then
+  SAVE_CFLAGS="$CFLAGS"
+  SAVE_LDFLAGS="$LDFLAGS"
+
+  CFLAGS="$CFLAGS $with_libstatgrab_cflags"
+  LDFLAGS="$LDFLAGS $with_libstatgrab_ldflags"
+
+  AC_CHECK_LIB(statgrab, sg_init,
+              [with_libstatgrab="yes"],
+              [with_libstatgrab="no (symbol sg_init not found)"])
+
+  CFLAGS="$SAVE_CFLAGS"
+  LDFLAGS="$SAVE_LDFLAGS"
+fi
+
+AM_CONDITIONAL(BUILD_WITH_LIBSTATGRAB, test "x$with_libstatgrab" = "xyes")
+if test "x$with_libstatgrab" = "xyes"
+then
+  AC_DEFINE(HAVE_LIBSTATGRAB, 1, [Define to 1 if you have the 'statgrab' library (-lstatgrab)])
+  BUILD_WITH_LIBSTATGRAB_CFLAGS="$with_libstatgrab_cflags"
+  BUILD_WITH_LIBSTATGRAB_LDFLAGS="$with_libstatgrab_ldflags"
+  AC_SUBST(BUILD_WITH_LIBSTATGRAB_CFLAGS)
+  AC_SUBST(BUILD_WITH_LIBSTATGRAB_LDFLAGS)
 fi
+# }}}
 
-with_snmp_config="net-snmp-config"
-with_snmp_cflags=""
-with_snmp_libs=""
-AC_ARG_WITH(libnetsnmp, [AS_HELP_STRING([--with-libnetsnmp@<:@=PREFIX@:>@], [Path to the Net-SNMPD library.])],
+# --with-libtokyotyrant {{{
+with_libtokyotyrant_cppflags=""
+with_libtokyotyrant_ldflags=""
+with_libtokyotyrant_libs=""
+AC_ARG_WITH(libtokyotyrant, [AS_HELP_STRING([--with-libtokyotyrant@<:@=PREFIX@:>@], [Path to libtokyotyrant.])],
 [
-       if test "x$withval" = "xno"
-       then
-               with_libnetsnmp="no"
-       else if test "x$withval" = "xyes"
-       then
-               with_libnetsnmp="yes"
-       else
-               if test -x "$withval"
-               then
-                       with_snmp_config="$withval"
-                       with_libnetsnmp="yes"
-               else
-                       with_snmp_config="$withval/bin/net-snmp-config"
-                       with_libnetsnmp="yes"
-               fi
-       fi; fi
+  if test "x$withval" = "xno"
+  then
+    with_libtokyotyrant="no"
+  else if test "x$withval" = "xyes"
+  then
+    with_libtokyotyrant="yes"
+  else
+    with_libtokyotyrant_cppflags="-I$withval/include"
+    with_libtokyotyrant_ldflags="-L$withval/include"
+    with_libtokyotyrant_libs="-ltokyotyrant"
+    with_libtokyotyrant="yes"
+  fi; fi
 ],
-[with_libnetsnmp="yes"])
-if test "x$with_libnetsnmp" = "xyes"
+[
+  with_libtokyotyrant="yes"
+])
+
+if test "x$with_libtokyotyrant" = "xyes"
 then
-       with_snmp_cflags=`$with_snmp_config --cflags 2>/dev/null`
-       snmp_config_status=$?
+  if $PKG_CONFIG --exists tokyotyrant
+  then
+    with_libtokyotyrant_cppflags="$with_libtokyotyrant_cppflags `$PKG_CONFIG --cflags tokyotyrant`"
+    with_libtokyotyrant_ldflags="$with_libtokyotyrant_ldflags `pkg-config --libs-only-L tokyotyrant`"
+    with_libtokyotyrant_libs="$with_libtokyotyrant_libs `pkg-config --libs-only-l tokyotyrant`"
+  fi
+fi
 
-       if test $snmp_config_status -ne 0
-       then
-               with_libnetsnmp="no ($with_snmp_config failed)"
-       else
-               SAVE_CPPFLAGS="$CPPFLAGS"
-               CPPFLAGS="$CPPFLAGS $with_snmp_cflags"
-               
-               AC_CHECK_HEADERS(net-snmp/net-snmp-config.h, [], [with_libnetsnmp="no (net-snmp/net-snmp-config.h not found)"])
+SAVE_CPPFLAGS="$CPPFLAGS"
+SAVE_LDFLAGS="$LDFLAGS"
+CPPFLAGS="$CPPFLAGS $with_libtokyotyrant_cppflags"
+LDFLAGS="$LDFLAGS $with_libtokyotyrant_ldflags"
 
-               CPPFLAGS="$SAVE_CPPFLAGS"
-       fi
-fi
-if test "x$with_libnetsnmp" = "xyes"
+if test "x$with_libtokyotyrant" = "xyes"
 then
-       with_snmp_libs=`$with_snmp_config --libs 2>/dev/null`
-       snmp_config_status=$?
-
-       if test $snmp_config_status -ne 0
-       then
-               with_libnetsnmp="no ($with_snmp_config failed)"
-       else
-               AC_CHECK_LIB(netsnmp, init_snmp,
-               [with_libnetsnmp="yes"],
-               [with_libnetsnmp="no (libnetsnmp not found)"],
-               [$with_snmp_libs])
-       fi
+  AC_CHECK_HEADERS(tcrdb.h,
+  [
+          AC_DEFINE(HAVE_TCRDB_H, 1,
+                    [Define to 1 if you have the <tcrdb.h> header file.])
+  ], [with_libtokyotyrant="no (tcrdb.h not found)"])
 fi
-if test "x$with_libnetsnmp" = "xyes"
+
+if test "x$with_libtokyotyrant" = "xyes"
 then
-       BUILD_WITH_LIBSNMP_CFLAGS="$with_snmp_cflags"
-       BUILD_WITH_LIBSNMP_LIBS="$with_snmp_libs"
-       AC_SUBST(BUILD_WITH_LIBSNMP_CFLAGS)
-       AC_SUBST(BUILD_WITH_LIBSNMP_LIBS)
+  AC_CHECK_LIB(tokyotyrant, tcrdbrnum,
+  [
+          AC_DEFINE(HAVE_LIBTOKYOTYRANT, 1,
+                    [Define to 1 if you have the tokyotyrant library (-ltokyotyrant).])
+  ],
+  [with_libtokyotyrant="no (symbol tcrdbrnum not found)"],
+  [$with_libtokyotyrant_libs])
 fi
-AM_CONDITIONAL(BUILD_WITH_LIBNETSNMP, test "x$with_libnetsnmp" = "xyes")
 
-PKG_CHECK_MODULES([LIBNOTIFY], [libnotify],
-               [with_libnotify="yes"],
-               [with_libnotify="no ($LIBNOTIFY_PKG_ERRORS)"])
+CPPFLAGS="$SAVE_CPPFLAGS"
+LDFLAGS="$SAVE_LDFLAGS"
+
+if test "x$with_libtokyotyrant" = "xyes"
+then 
+  BUILD_WITH_LIBTOKYOTYRANT_CPPFLAGS="$with_libtokyotyrant_cppflags"
+  BUILD_WITH_LIBTOKYOTYRANT_LDFLAGS="$with_libtokyotyrant_ldflags"
+  BUILD_WITH_LIBTOKYOTYRANT_LIBS="$with_libtokyotyrant_libs"
+  AC_SUBST(BUILD_WITH_LIBTOKYOTYRANT_CPPFLAGS)
+  AC_SUBST(BUILD_WITH_LIBTOKYOTYRANT_LDFLAGS)
+  AC_SUBST(BUILD_WITH_LIBTOKYOTYRANT_LIBS)
+fi
+AM_CONDITIONAL(BUILD_WITH_LIBTOKYOTYRANT, test "x$with_libtokyotyrant" = "xyes")
+# }}}
 
+# --with-libupsclient {{{
 with_libupsclient_config=""
 with_libupsclient_cflags=""
 with_libupsclient_libs=""
@@ -2067,8 +3180,9 @@ then
        AC_SUBST(BUILD_WITH_LIBUPSCLIENT_CFLAGS)
        AC_SUBST(BUILD_WITH_LIBUPSCLIENT_LIBS)
 fi
+# }}}
 
-### BEGIN of check for libxmms ###
+# --with-libxmms {{{
 with_xmms_config="xmms-config"
 with_xmms_cflags=""
 with_xmms_libs=""
@@ -2124,291 +3238,72 @@ then
                AC_SUBST(BUILD_WITH_LIBXMMS_CFLAGS)
                AC_SUBST(BUILD_WITH_LIBXMMS_LIBS)
        ],
-       [
-               with_libxmms="no"
-       ],
-       [$with_xmms_libs])
-fi
-with_libxmms_numeric=0
-if test "x$with_libxmms" = "xyes"
-then
-       with_libxmms_numeric=1
-fi
-AC_DEFINE_UNQUOTED(HAVE_LIBXMMS, [$with_libxmms_numeric], [Define to 1 if you have the 'xmms' library (-lxmms).])
-AM_CONDITIONAL(BUILD_WITH_LIBXMMS, test "x$with_libxmms" = "xyes")
-### END of check for libxmms ###
-
-with_libnetlink_cflags=""
-with_libnetlink_libs="-lnetlink"
-AC_ARG_WITH(libnetlink, [AS_HELP_STRING([--with-libnetlink@<:@=PREFIX@:>@], [Path to libnetlink.])],
-[
- echo "libnetlink: withval = $withval"
- if test "x$withval" = "xyes"
- then
-        with_libnetlink="yes"
- else if test "x$withval" = "xno"
- then
-        with_libnetlink="no"
- else
-        if test -d "$withval/include"
-        then
-                with_libnetlink_cflags="-I$withval/include"
-                with_libnetlink_libs="-L$withval/lib -lnetlink"
-                with_libnetlink="yes"
-        else
-                AC_MSG_ERROR("no such directory: $withval/include")
-        fi
- fi; fi
-],
-[
- if test "x$ac_system" = "xLinux"
- then
-        with_libnetlink="yes"
- else
-        with_libnetlink="no (Linux only library)"
- fi
-])
-if test "x$with_libnetlink" = "xyes"
-then
-       SAVE_CFLAGS=$CFLAGS
-       CFLAGS="$CFLAGS $with_libnetlink_cflags"
-
-       with_libnetlink="no (libnetlink.h not found)"
-
-       AC_CHECK_HEADERS(libnetlink.h iproute/libnetlink.h linux/libnetlink.h,
-       [
-        with_libnetlink="yes"
-        break
-       ], [],
-[#include <stdio.h>
-#include <sys/types.h>
-#include <asm/types.h>
-#include <sys/socket.h>
-#include <linux/netlink.h>
-#include <linux/rtnetlink.h>])
-       AC_CHECK_HEADERS(linux/gen_stats.h linux/pkt_sched.h, [], [],
-[#include <stdio.h>
-#include <sys/types.h>
-#include <asm/types.h>
-#include <sys/socket.h>])
-
-       AC_COMPILE_IFELSE(
-[#include <stdio.h>
-#include <sys/types.h>
-#include <asm/types.h>
-#include <sys/socket.h>
-#include <linux/netlink.h>
-#include <linux/rtnetlink.h>
-
-int main (void)
-{
-       int retval = TCA_STATS2;
-       return (retval);
-}],
-       [AC_DEFINE([HAVE_TCA_STATS2], 1, [True if the enum-member TCA_STATS2 exists])]
-       []);
-
-       AC_COMPILE_IFELSE(
-[#include <stdio.h>
-#include <sys/types.h>
-#include <asm/types.h>
-#include <sys/socket.h>
-#include <linux/netlink.h>
-#include <linux/rtnetlink.h>
-
-int main (void)
-{
-       int retval = TCA_STATS;
-       return (retval);
-}],
-       [AC_DEFINE([HAVE_TCA_STATS], 1, [True if the enum-member TCA_STATS exists])]
-       []);
-
-       CFLAGS="$SAVE_CFLAGS"
-fi
-if test "x$with_libnetlink" = "xyes"
-then
-       AC_CHECK_LIB(netlink, rtnl_open,
-                    [with_libnetlink="yes"],
-                    [with_libnetlink="no (symbol 'rtnl_open' not found)"],
-                    [$with_libnetlink_libs])
-fi
-if test "x$with_libnetlink" = "xyes"
-then
-       BUILD_WITH_LIBNETLINK_CFLAGS="$with_libnetlink_cflags"
-       BUILD_WITH_LIBNETLINK_LIBS="$with_libnetlink_libs"
-       AC_SUBST(BUILD_WITH_LIBNETLINK_CFLAGS)
-       AC_SUBST(BUILD_WITH_LIBNETLINK_LIBS)
-fi
-AM_CONDITIONAL(BUILD_WITH_LIBNETLINK, test "x$with_libnetlink" = "xyes")
-
-with_libopenipmipthread="yes"
-with_libopenipmipthread_cflags=""
-with_libopenipmipthread_libs=""
-
-AC_MSG_CHECKING([for pkg-config])
-temp_result="no"
-if test "x$PKG_CONFIG" = "x"
-then
-       with_libopenipmipthread="no"
-       temp_result="no"
-else
-       temp_result="$PKG_CONFIG"
-fi
-AC_MSG_RESULT([$temp_result])
-
-if test "x$with_libopenipmipthread" = "xyes"
-then
-       AC_MSG_CHECKING([for libOpenIPMIpthread])
-       $PKG_CONFIG --exists OpenIPMIpthread 2>/dev/null
-       if test "$?" != "0"
-       then
-               with_libopenipmipthread="no ($PKG_CONFIG doesn't know OpenIPMIpthread)"
-       fi
-       AC_MSG_RESULT([$with_libopenipmipthread])
-fi
-
-if test "x$with_libopenipmipthread" = "xyes"
-then
-       AC_MSG_CHECKING([for libOpenIPMIpthread CFLAGS])
-       temp_result="`$PKG_CONFIG --cflags OpenIPMIpthread`"
-       if test "$?" = "0"
-       then
-               with_libopenipmipthread_cflags="$temp_result"
-       else
-               with_libopenipmipthread="no ($PKG_CONFIG --cflags OpenIPMIpthread failed)"
-               temp_result="$PKG_CONFIG --cflags OpenIPMIpthread failed"
-       fi
-       AC_MSG_RESULT([$temp_result])
-fi
-
-if test "x$with_libopenipmipthread" = "xyes"
-then
-       AC_MSG_CHECKING([for libOpenIPMIpthread LDFLAGS])
-       temp_result="`$PKG_CONFIG --libs OpenIPMIpthread`"
-       if test "$?" = "0"
-       then
-               with_libopenipmipthread_ldflags="$temp_result"
-       else
-               with_libopenipmipthread="no ($PKG_CONFIG --libs OpenIPMIpthread failed)"
-               temp_result="$PKG_CONFIG --libs OpenIPMIpthread failed"
-       fi
-       AC_MSG_RESULT([$temp_result])
-fi
-
-if test "x$with_libopenipmipthread" = "xyes"
-then
-       SAVE_CPPFLAGS="$CPPFLAGS"
-       CPPFLAGS="$CPPFLAGS $with_libopenipmipthread_cflags"
-
-       AC_CHECK_HEADERS(OpenIPMI/ipmi_smi.h,
-                        [with_libopenipmipthread="yes"],
-                        [with_libopenipmipthread="no (OpenIPMI/ipmi_smi.h not found)"],
-[#include <OpenIPMI/ipmiif.h>
-#include <OpenIPMI/ipmi_err.h>
-#include <OpenIPMI/ipmi_posix.h>
-#include <OpenIPMI/ipmi_conn.h>
-])
-
-       CPPFLAGS="$SAVE_CPPFLAGS"
+       [
+               with_libxmms="no"
+       ],
+       [$with_xmms_libs])
 fi
-
-if test "x$with_libopenipmipthread" = "xyes"
+with_libxmms_numeric=0
+if test "x$with_libxmms" = "xyes"
 then
-       BUILD_WITH_OPENIPMI_CFLAGS="$with_libopenipmipthread_cflags"
-       BUILD_WITH_OPENIPMI_LIBS="$with_libopenipmipthread_ldflags"
-       AC_SUBST(BUILD_WITH_OPENIPMI_CFLAGS)
-       AC_SUBST(BUILD_WITH_OPENIPMI_LIBS)
+       with_libxmms_numeric=1
 fi
+AC_DEFINE_UNQUOTED(HAVE_LIBXMMS, [$with_libxmms_numeric], [Define to 1 if you have the 'xmms' library (-lxmms).])
+AM_CONDITIONAL(BUILD_WITH_LIBXMMS, test "x$with_libxmms" = "xyes")
+# }}}
 
-dnl Check for libpq.
-with_pg_config="pg_config"
-with_libpq_includedir=""
-with_libpq_libdir=""
-with_libpq_cppflags=""
-with_libpq_ldflags=""
-AC_ARG_WITH(libpq, [AS_HELP_STRING([--with-libpq@<:@=PREFIX@:>@],
-       [Path to libpq.])],
+# --with-libyajl {{{
+with_libyajl_cppflags=""
+with_libyajl_ldflags=""
+AC_ARG_WITH(libyajl, [AS_HELP_STRING([--with-libyajl@<:@=PREFIX@:>@], [Path to libyajl.])],
 [
-       if test "x$withval" = "xno"
-       then
-               with_libpq="no"
-       else if test "x$withval" = "xyes"
+       if test "x$withval" != "xno" && test "x$withval" != "xyes"
        then
-               with_libpq="yes"
+               with_libyajl_cppflags="-I$withval/include"
+               with_libyajl_ldflags="-L$withval/lib"
+               with_libyajl="yes"
        else
-               if test -f "$withval" && test -x "$withval";
-               then
-                       with_pg_config="$withval"
-               else if test -x "$withval/bin/pg_config"
-               then
-                       with_pg_config="$withval/bin/pg_config"
-               fi; fi
-               with_libpq="yes"
-       fi; fi
+               with_libyajl="$withval"
+       fi
 ],
 [
-       with_libpq="yes"
+       with_libyajl="yes"
 ])
-if test "x$with_libpq" = "xyes"
+if test "x$with_libyajl" = "xyes"
 then
-       with_libpq_includedir=`$with_pg_config --includedir 2> /dev/null`
-       pg_config_status=$?
-
-       if test $pg_config_status -eq 0
-       then
-               if test -n "$with_libpq_includedir"; then
-                       for dir in $with_libpq_includedir; do
-                               with_libpq_cppflags="$with_libpq_cppflags -I$dir"
-                       done
-               fi
-       else
-               AC_MSG_WARN([$with_pg_config returned with status $pg_config_status])
-       fi
-
        SAVE_CPPFLAGS="$CPPFLAGS"
-       CPPFLAGS="$CPPFLAGS $with_libpq_cppflags"
+       CPPFLAGS="$CPPFLAGS $with_libyajl_cppflags"
 
-       AC_CHECK_HEADERS(libpq-fe.h, [],
-               [with_libpq="no (libpq-fe.h not found)"], [])
+       AC_CHECK_HEADERS(yajl/yajl_parse.h, [with_libyajl="yes"], [with_libyajl="no (yajl/yajl_parse.h not found)"])
 
        CPPFLAGS="$SAVE_CPPFLAGS"
 fi
-if test "x$with_libpq" = "xyes"
+if test "x$with_libyajl" = "xyes"
 then
-       with_libpq_libdir=`$with_pg_config --libdir 2> /dev/null`
-       pg_config_status=$?
-
-       if test $pg_config_status -eq 0
-       then
-               if test -n "$with_libpq_libdir"; then
-                       for dir in $with_libpq_libdir; do
-                               with_libpq_ldflags="$with_libpq_ldflags -L$dir"
-                       done
-               fi
-       else
-               AC_MSG_WARN([$with_pg_config returned with status $pg_config_status])
-       fi
-
+       SAVE_CPPFLAGS="$CPPFLAGS"
        SAVE_LDFLAGS="$LDFLAGS"
-       LDFLAGS="$LDFLAGS $with_libpq_ldflags"
+       CPPFLAGS="$CPPFLAGS $with_libyajl_cppflags"
+       LDFLAGS="$LDFLAGS $with_libyajl_ldflags"
 
-       AC_CHECK_LIB(pq, PQconnectdb,
-               [with_libpq="yes"],
-               [with_libpq="no (symbol 'PQconnectdb' not found)"])
+       AC_CHECK_LIB(yajl, yajl_alloc, [with_libyajl="yes"], [with_libyajl="no (Symbol 'yajl_alloc' not found)"])
 
+       CPPFLAGS="$SAVE_CPPFLAGS"
        LDFLAGS="$SAVE_LDFLAGS"
 fi
-if test "x$with_libpq" = "xyes"
+if test "x$with_libyajl" = "xyes"
 then
-       BUILD_WITH_LIBPQ_CPPFLAGS="$with_libpq_cppflags"
-       BUILD_WITH_LIBPQ_LDFLAGS="$with_libpq_ldflags"
-       AC_SUBST(BUILD_WITH_LIBPQ_CPPFLAGS)
-       AC_SUBST(BUILD_WITH_LIBPQ_LDFLAGS)
-fi
-AM_CONDITIONAL(BUILD_WITH_LIBPQ, test "x$with_libpq" = "xyes")
-
-dnl Check for libvirt and libxml2 libraries.
+       BUILD_WITH_LIBYAJL_CPPFLAGS="$with_libyajl_cppflags"
+       BUILD_WITH_LIBYAJL_LDFLAGS="$with_libyajl_ldflags"
+       BUILD_WITH_LIBYAJL_LIBS="-lyajl"
+       AC_SUBST(BUILD_WITH_LIBYAJL_CPPFLAGS)
+       AC_SUBST(BUILD_WITH_LIBYAJL_LDFLAGS)
+       AC_SUBST(BUILD_WITH_LIBYAJL_LIBS)
+       AC_DEFINE(HAVE_LIBYAJL, 1, [Define if libyajl is present and usable.])
+fi
+AM_CONDITIONAL(BUILD_WITH_LIBYAJL, test "x$with_libyajl" = "xyes")
+# }}}
+
+# pkg-config --exists 'libxml-2.0'; pkg-config --exists libvirt {{{
 with_libxml2="no (pkg-config isn't available)"
 with_libxml2_cflags=""
 with_libxml2_ldflags=""
@@ -2523,8 +3418,92 @@ if test "x$with_libvirt" = "xyes"; then
        AC_SUBST(BUILD_WITH_LIBVIRT_CFLAGS)
        AC_SUBST(BUILD_WITH_LIBVIRT_LIBS)
 fi
+# }}}
+
+# $PKG_CONFIG --exists OpenIPMIpthread {{{
+with_libopenipmipthread="yes"
+with_libopenipmipthread_cflags=""
+with_libopenipmipthread_libs=""
+
+AC_MSG_CHECKING([for pkg-config])
+temp_result="no"
+if test "x$PKG_CONFIG" = "x"
+then
+       with_libopenipmipthread="no"
+       temp_result="no"
+else
+       temp_result="$PKG_CONFIG"
+fi
+AC_MSG_RESULT([$temp_result])
+
+if test "x$with_libopenipmipthread" = "xyes"
+then
+       AC_MSG_CHECKING([for libOpenIPMIpthread])
+       $PKG_CONFIG --exists OpenIPMIpthread 2>/dev/null
+       if test "$?" != "0"
+       then
+               with_libopenipmipthread="no ($PKG_CONFIG doesn't know OpenIPMIpthread)"
+       fi
+       AC_MSG_RESULT([$with_libopenipmipthread])
+fi
+
+if test "x$with_libopenipmipthread" = "xyes"
+then
+       AC_MSG_CHECKING([for libOpenIPMIpthread CFLAGS])
+       temp_result="`$PKG_CONFIG --cflags OpenIPMIpthread`"
+       if test "$?" = "0"
+       then
+               with_libopenipmipthread_cflags="$temp_result"
+       else
+               with_libopenipmipthread="no ($PKG_CONFIG --cflags OpenIPMIpthread failed)"
+               temp_result="$PKG_CONFIG --cflags OpenIPMIpthread failed"
+       fi
+       AC_MSG_RESULT([$temp_result])
+fi
+
+if test "x$with_libopenipmipthread" = "xyes"
+then
+       AC_MSG_CHECKING([for libOpenIPMIpthread LDFLAGS])
+       temp_result="`$PKG_CONFIG --libs OpenIPMIpthread`"
+       if test "$?" = "0"
+       then
+               with_libopenipmipthread_ldflags="$temp_result"
+       else
+               with_libopenipmipthread="no ($PKG_CONFIG --libs OpenIPMIpthread failed)"
+               temp_result="$PKG_CONFIG --libs OpenIPMIpthread failed"
+       fi
+       AC_MSG_RESULT([$temp_result])
+fi
+
+if test "x$with_libopenipmipthread" = "xyes"
+then
+       SAVE_CPPFLAGS="$CPPFLAGS"
+       CPPFLAGS="$CPPFLAGS $with_libopenipmipthread_cflags"
+
+       AC_CHECK_HEADERS(OpenIPMI/ipmi_smi.h,
+                        [with_libopenipmipthread="yes"],
+                        [with_libopenipmipthread="no (OpenIPMI/ipmi_smi.h not found)"],
+[#include <OpenIPMI/ipmiif.h>
+#include <OpenIPMI/ipmi_err.h>
+#include <OpenIPMI/ipmi_posix.h>
+#include <OpenIPMI/ipmi_conn.h>
+])
+
+       CPPFLAGS="$SAVE_CPPFLAGS"
+fi
+
+if test "x$with_libopenipmipthread" = "xyes"
+then
+       BUILD_WITH_OPENIPMI_CFLAGS="$with_libopenipmipthread_cflags"
+       BUILD_WITH_OPENIPMI_LIBS="$with_libopenipmipthread_ldflags"
+       AC_SUBST(BUILD_WITH_OPENIPMI_CFLAGS)
+       AC_SUBST(BUILD_WITH_OPENIPMI_LIBS)
+fi
+# }}}
 
-dnl End of check for libvirt and libxml2 libraries.
+PKG_CHECK_MODULES([LIBNOTIFY], [libnotify],
+               [with_libnotify="yes"],
+               [with_libnotify="no ($LIBNOTIFY_PKG_ERRORS)"])
 
 # Check for enabled/disabled features
 #
@@ -2596,28 +3575,42 @@ AC_DEFUN(
   [AC_PLUGIN],
   [
     enable_plugin="no"
+    force="no"
     AC_ARG_ENABLE([$1], AC_HELP_STRING([--enable-$1], [$3]),
     [
      if test "x$enableval" = "xyes"
      then
             enable_plugin="yes"
-     else
-            enable_plugin="no"
-     fi
-    ],
-    [
-     if test "x$2" = "xyes"
+     else if test "x$enableval" = "xforce"
      then
             enable_plugin="yes"
+            force="yes"
      else
             enable_plugin="no"
-     fi
+     fi; fi
+    ],
+    [
+        if test "x$enable_all_plugins" = "xauto"
+        then
+            if test "x$2" = "xyes"
+            then
+                    enable_plugin="yes"
+            else
+                    enable_plugin="no"
+            fi
+        else
+            enable_plugin="$enable_all_plugins"
+        fi
     ])
     if test "x$enable_plugin" = "xyes"
     then
-           if test "x$2" = "xyes"
+           if test "x$2" = "xyes" || test "x$force" = "xyes"
            then
                    AC_DEFINE([HAVE_PLUGIN_]my_toupper([$1]), 1, [Define to 1 if the $1 plugin is enabled.])
+                   if test "x$2" != "xyes"
+                   then
+                           dependency_warning="yes"
+                   fi
            else # User passed "yes" but dependency checking yielded "no" => Dependency problem.
                    dependency_error="yes"
                    enable_plugin="no (dependency error)"
@@ -2635,11 +3628,17 @@ AC_COLLECTD([debug],     [enable],  [feature], [debugging])
 AC_COLLECTD([daemon],    [disable], [feature], [daemon mode])
 AC_COLLECTD([getifaddrs],[enable],  [feature], [getifaddrs under Linux])
 
+dependency_warning="no"
 dependency_error="no"
+
 plugin_ascent="no"
 plugin_battery="no"
+plugin_bind="no"
+plugin_conntrack="no"
+plugin_contextswitch="no"
 plugin_cpu="no"
 plugin_cpufreq="no"
+plugin_curl_json="no"
 plugin_df="no"
 plugin_disk="no"
 plugin_entropy="no"
@@ -2652,22 +3651,29 @@ plugin_load="no"
 plugin_memory="no"
 plugin_multimeter="no"
 plugin_nfs="no"
+plugin_fscache="no"
 plugin_perl="no"
 plugin_processes="no"
+plugin_protocols="no"
 plugin_serial="no"
 plugin_swap="no"
 plugin_tape="no"
 plugin_tcpconns="no"
+plugin_ted="no"
 plugin_thermal="no"
 plugin_users="no"
+plugin_uptime="no"
 plugin_vmem="no"
 plugin_vserver="no"
 plugin_wireless="no"
+plugin_zfs_arc="no"
 
 # Linux
 if test "x$ac_system" = "xLinux"
 then
        plugin_battery="yes"
+       plugin_conntrack="yes"
+       plugin_contextswitch="yes"
        plugin_cpu="yes"
        plugin_cpufreq="yes"
        plugin_disk="yes"
@@ -2677,11 +3683,14 @@ then
        plugin_load="yes"
        plugin_memory="yes"
        plugin_nfs="yes"
+       plugin_fscache="yes"
        plugin_processes="yes"
+       plugin_protocols="yes"
        plugin_serial="yes"
        plugin_swap="yes"
        plugin_tcpconns="yes"
        plugin_thermal="yes"
+       plugin_uptime="yes"
        plugin_vmem="yes"
        plugin_vserver="yes"
        plugin_wireless="yes"
@@ -2705,6 +3714,12 @@ then
 fi
 
 # Solaris
+if test "x$with_kstat" = "xyes"
+then
+       plugin_uptime="yes"
+       plugin_zfs_arc="yes"
+fi
+
 if test "x$with_devinfo$with_kstat" = "xyesyes"
 then
        plugin_cpu="yes"
@@ -2734,6 +3749,7 @@ fi
 if test "x$with_libcurl" = "xyes" && test "x$with_libxml2" = "xyes"
 then
        plugin_ascent="yes"
+       plugin_bind="yes"
 fi
 
 if test "x$with_libopenipmipthread" = "xyes"
@@ -2741,10 +3757,22 @@ then
        plugin_ipmi="yes"
 fi
 
+if test "x$with_libcurl" = "xyes" && test "x$with_libyajl" = "xyes"
+then
+       plugin_curl_json="yes"
+fi
+
 if test "x$have_processor_info" = "xyes"
 then
        plugin_cpu="yes"
 fi
+if test "x$have_sysctl" = "xyes"
+then
+       plugin_cpu="yes"
+       plugin_memory="yes"
+       plugin_swap="yes"
+       plugin_uptime="yes"
+fi
 if test "x$have_sysctlbyname" = "xyes"
 then
        plugin_cpu="yes"
@@ -2816,6 +3844,7 @@ fi
 if test "x$have_termios_h" = "xyes"
 then
        plugin_multimeter="yes"
+       plugin_ted="yes"
 fi
 
 if test "x$have_thread_info" = "xyes"
@@ -2833,6 +3862,11 @@ then
        plugin_swap="yes"
 fi
 
+if test "x$have_swapctl" = "xyes"
+then
+       plugin_swap="yes"
+fi
+
 if test "x$with_kvm_openfiles$with_kvm_nlist" = "xyesyes"
 then
        plugin_tcpconns="yes"
@@ -2847,72 +3881,201 @@ then
        plugin_users="yes"
 fi
 
-# FIXME: sysctl for swap plugin
-
 m4_divert_once([HELP_ENABLE], [
 collectd plugins:])
 
+AC_ARG_ENABLE([all-plugins],
+               AC_HELP_STRING([--enable-all-plugins],
+                               [enable all plugins (auto by def)]),
+               [
+                if test "x$enableval" = "xyes"
+                then
+                        enable_all_plugins="yes"
+                else if test "x$enableval" = "xauto"
+                then
+                        enable_all_plugins="auto"
+                else
+                        enable_all_plugins="no"
+                fi; fi
+               ],
+               [enable_all_plugins="auto"])
+
+m4_divert_once([HELP_ENABLE], [])
+
 AC_PLUGIN([apache],      [$with_libcurl],      [Apache httpd statistics])
 AC_PLUGIN([apcups],      [yes],                [Statistics of UPSes by APC])
 AC_PLUGIN([apple_sensors], [$with_libiokit],   [Apple's hardware sensors])
 AC_PLUGIN([ascent],      [$plugin_ascent],     [AscentEmu player statistics])
 AC_PLUGIN([battery],     [$plugin_battery],    [Battery statistics])
-AC_PLUGIN([cpu],         [$plugin_cpu],        [CPU usage statistics])
+AC_PLUGIN([bind],        [$plugin_bind],       [ISC Bind nameserver statistics])
+AC_PLUGIN([conntrack],   [$plugin_conntrack],  [nf_conntrack statistics])
+AC_PLUGIN([contextswitch], [$plugin_contextswitch], [context switch statistics])
 AC_PLUGIN([cpufreq],     [$plugin_cpufreq],    [CPU frequency statistics])
+AC_PLUGIN([cpu],         [$plugin_cpu],        [CPU usage statistics])
 AC_PLUGIN([csv],         [yes],                [CSV output plugin])
-AC_PLUGIN([notify_desktop], [$with_libnotify], [Desktop notifications])
+AC_PLUGIN([curl],        [$with_libcurl],      [CURL generic web statistics])
+AC_PLUGIN([curl_json],   [$plugin_curl_json],    [CouchDB statistics])
+AC_PLUGIN([dbi],         [$with_libdbi],       [General database statistics])
 AC_PLUGIN([df],          [$plugin_df],         [Filesystem usage statistics])
 AC_PLUGIN([disk],        [$plugin_disk],       [Disk usage statistics])
 AC_PLUGIN([dns],         [$with_libpcap],      [DNS traffic analysis])
 AC_PLUGIN([email],       [yes],                [EMail statistics])
 AC_PLUGIN([entropy],     [$plugin_entropy],    [Entropy statistics])
+AC_PLUGIN([erlang],      [$with_erlang],       [Erlang interoperability])
 AC_PLUGIN([exec],        [yes],                [Execution of external programs])
 AC_PLUGIN([filecount],   [yes],                [Count files in directories])
+AC_PLUGIN([fscache],     [$plugin_fscache],    [fscache statistics])
+AC_PLUGIN([gmond],       [$with_libganglia],   [Ganglia plugin])
 AC_PLUGIN([hddtemp],     [yes],                [Query hddtempd])
 AC_PLUGIN([interface],   [$plugin_interface],  [Interface traffic statistics])
-AC_PLUGIN([iptables],    [$with_libiptc],      [IPTables rule counters])
 AC_PLUGIN([ipmi],        [$plugin_ipmi],       [IPMI sensor statistics])
+AC_PLUGIN([iptables],    [$with_libiptc],      [IPTables rule counters])
 AC_PLUGIN([ipvs],        [$plugin_ipvs],       [IPVS connection statistics])
 AC_PLUGIN([irq],         [$plugin_irq],        [IRQ statistics])
+AC_PLUGIN([java],        [$with_java],         [Embed the Java Virtual Machine])
 AC_PLUGIN([libvirt],     [$plugin_libvirt],    [Virtual machine statistics])
 AC_PLUGIN([load],        [$plugin_load],       [System load])
 AC_PLUGIN([logfile],     [yes],                [File logging plugin])
+AC_PLUGIN([madwifi],     [$have_linux_wireless_h], [Madwifi wireless statistics])
+AC_PLUGIN([match_empty_counter], [yes],        [The empty counter match])
+AC_PLUGIN([match_hashed], [yes],               [The hashed match])
+AC_PLUGIN([match_regex], [yes],                [The regex match])
+AC_PLUGIN([match_timediff], [yes],             [The timediff match])
+AC_PLUGIN([match_value], [yes],                [The value match])
 AC_PLUGIN([mbmon],       [yes],                [Query mbmond])
+AC_PLUGIN([memcachec],   [$with_libmemcached], [memcachec statistics])
 AC_PLUGIN([memcached],   [yes],                [memcached statistics])
 AC_PLUGIN([memory],      [$plugin_memory],     [Memory usage])
 AC_PLUGIN([multimeter],  [$plugin_multimeter], [Read multimeter values])
 AC_PLUGIN([mysql],       [$with_libmysql],     [MySQL statistics])
+AC_PLUGIN([netapp],      [$with_libnetapp],    [NetApp plugin])
 AC_PLUGIN([netlink],     [$with_libnetlink],   [Enhanced Linux network statistics])
 AC_PLUGIN([network],     [yes],                [Network communication plugin])
 AC_PLUGIN([nfs],         [$plugin_nfs],        [NFS statistics])
 AC_PLUGIN([nginx],       [$with_libcurl],      [nginx statistics])
+AC_PLUGIN([notify_desktop], [$with_libnotify], [Desktop notifications])
 AC_PLUGIN([notify_email], [$with_libesmtp],    [Email notifier])
 AC_PLUGIN([ntpd],        [yes],                [NTPd statistics])
 AC_PLUGIN([nut],         [$with_libupsclient], [Network UPS tools statistics])
+AC_PLUGIN([olsrd],       [yes],                [olsrd statistics])
 AC_PLUGIN([onewire],     [$with_libowcapi],    [OneWire sensor statistics])
+AC_PLUGIN([openvpn],     [yes],                [OpenVPN client statistics])
+AC_PLUGIN([oracle],      [$with_oracle],       [Oracle plugin])
 AC_PLUGIN([perl],        [$plugin_perl],       [Embed a Perl interpreter])
 AC_PLUGIN([ping],        [$with_liboping],     [Network latency statistics])
 AC_PLUGIN([postgresql],  [$with_libpq],        [PostgreSQL database statistics])
 AC_PLUGIN([powerdns],    [yes],                [PowerDNS statistics])
 AC_PLUGIN([processes],   [$plugin_processes],  [Process statistics])
-AC_PLUGIN([rrdtool],     [$with_rrdtool],      [RRDTool output plugin])
-AC_PLUGIN([sensors],     [$with_lm_sensors],   [lm_sensors statistics])
+AC_PLUGIN([protocols],   [$plugin_protocols],  [Protocol (IP, TCP, ...) statistics])
+AC_PLUGIN([rrdcached],   [$librrd_rrdc_update], [RRDTool output plugin])
+AC_PLUGIN([rrdtool],     [$with_librrd],       [RRDTool output plugin])
+AC_PLUGIN([sensors],     [$with_libsensors],   [lm_sensors statistics])
 AC_PLUGIN([serial],      [$plugin_serial],     [serial port traffic])
 AC_PLUGIN([snmp],        [$with_libnetsnmp],   [SNMP querying plugin])
 AC_PLUGIN([swap],        [$plugin_swap],       [Swap usage statistics])
 AC_PLUGIN([syslog],      [$have_syslog],       [Syslog logging plugin])
+AC_PLUGIN([table],       [yes],                [Parsing of tabular data])
 AC_PLUGIN([tail],        [yes],                [Parsing of logfiles])
 AC_PLUGIN([tape],        [$plugin_tape],       [Tape drive statistics])
+AC_PLUGIN([target_notification], [yes],        [The notification target])
+AC_PLUGIN([target_replace], [yes],             [The replace target])
+AC_PLUGIN([target_scale],[yes],                [The scale target])
+AC_PLUGIN([target_set],  [yes],                [The set target])
 AC_PLUGIN([tcpconns],    [$plugin_tcpconns],   [TCP connection statistics])
 AC_PLUGIN([teamspeak2],  [yes],                [TeamSpeak2 server statistics])
+AC_PLUGIN([ted],         [$plugin_ted],        [Read The Energy Detective values])
 AC_PLUGIN([thermal],     [$plugin_thermal],    [Linux ACPI thermal zone statistics])
+AC_PLUGIN([tokyotyrant], [$with_libtokyotyrant],  [TokyoTyrant database statistics])
 AC_PLUGIN([unixsock],    [yes],                [Unixsock communication plugin])
+AC_PLUGIN([uptime],      [$plugin_uptime],     [Uptime statistics])
 AC_PLUGIN([users],       [$plugin_users],      [User statistics])
 AC_PLUGIN([uuid],        [yes],                [UUID as hostname plugin])
 AC_PLUGIN([vmem],        [$plugin_vmem],       [Virtual memory statistics])
 AC_PLUGIN([vserver],     [$plugin_vserver],    [Linux VServer statistics])
 AC_PLUGIN([wireless],    [$plugin_wireless],   [Wireless statistics])
+AC_PLUGIN([write_http],  [$with_libcurl],      [HTTP output plugin])
 AC_PLUGIN([xmms],        [$with_libxmms],      [XMMS statistics])
+AC_PLUGIN([zfs_arc],     [$plugin_zfs_arc],    [ZFS ARC statistics])
+
+dnl Default configuration file
+# Load either syslog or logfile
+LOAD_PLUGIN_SYSLOG=""
+LOAD_PLUGIN_LOGFILE=""
+
+AC_MSG_CHECKING([which default log plugin to load])
+default_log_plugin="none"
+if test "x$enable_syslog" = "xyes"
+then
+       default_log_plugin="syslog"
+else
+       LOAD_PLUGIN_SYSLOG="##"
+fi
+
+if test "x$enable_logfile" = "xyes"
+then
+       if test "x$default_log_plugin" = "xnone"
+       then
+               default_log_plugin="logfile"
+       else
+               LOAD_PLUGIN_LOGFILE="#"
+       fi
+else
+       LOAD_PLUGIN_LOGFILE="##"
+fi
+AC_MSG_RESULT([$default_log_plugin])
+
+AC_SUBST(LOAD_PLUGIN_SYSLOG)
+AC_SUBST(LOAD_PLUGIN_LOGFILE)
+
+DEFAULT_LOG_LEVEL="info"
+if test "x$enable_debug" = "xyes"
+then
+       DEFAULT_LOG_LEVEL="debug"
+fi
+AC_SUBST(DEFAULT_LOG_LEVEL)
+
+# Load only one of rrdtool, network, csv in the default config.
+LOAD_PLUGIN_RRDTOOL=""
+LOAD_PLUGIN_NETWORK=""
+LOAD_PLUGIN_CSV=""
+
+AC_MSG_CHECKING([which default write plugin to load])
+default_write_plugin="none"
+if test "x$enable_rrdtool" = "xyes"
+then
+       default_write_plugin="rrdtool"
+else
+       LOAD_PLUGIN_RRDTOOL="##"
+fi
+
+if test "x$enable_network" = "xyes"
+then
+       if test "x$default_write_plugin" = "xnone"
+       then
+               default_write_plugin="network"
+       else
+               LOAD_PLUGIN_NETWORK="#"
+       fi
+else
+       LOAD_PLUGIN_NETWORK="##"
+fi
+
+if test "x$enable_csv" = "xyes"
+then
+       if test "x$default_write_plugin" = "xnone"
+       then
+               default_write_plugin="csv"
+       else
+               LOAD_PLUGIN_CSV="#"
+       fi
+else
+       LOAD_PLUGIN_CSV="##"
+fi
+AC_MSG_RESULT([$default_write_plugin])
+
+AC_SUBST(LOAD_PLUGIN_RRDTOOL)
+AC_SUBST(LOAD_PLUGIN_NETWORK)
+AC_SUBST(LOAD_PLUGIN_CSV)
 
 dnl ip_vs.h
 if test "x$ac_system" = "xLinux" \
@@ -2951,18 +4114,29 @@ fi
 AC_SUBST(PERL_BINDINGS)
 AC_SUBST(PERL_BINDINGS_OPTIONS)
 
-AC_OUTPUT(Makefile src/Makefile src/collectd.conf src/libiptc/Makefile src/liboconfig/Makefile src/liboping/Makefile bindings/Makefile)
+dnl libcollectdclient
+LCC_VERSION_MAJOR=`echo $PACKAGE_VERSION | cut -d'.' -f1`
+LCC_VERSION_MINOR=`echo $PACKAGE_VERSION | cut -d'.' -f2`
+LCC_VERSION_PATCH=`echo $PACKAGE_VERSION | cut -d'.' -f3`
 
-if test "x$with_rrdtool" = "xyes" \
-       && test "x$librrd_threadsafe" != "xyes"
-then
-       with_rrdtool="yes (warning: librrd is not thread-safe)"
-fi
+LCC_VERSION_EXTRA=`echo $PACKAGE_VERSION | cut -d'.' -f4-`
+
+LCC_VERSION_STRING="$LCC_VERSION_MAJOR.$LCC_VERSION_MINOR.$LCC_VERSION_PATCH"
+
+AC_SUBST(LCC_VERSION_MAJOR)
+AC_SUBST(LCC_VERSION_MINOR)
+AC_SUBST(LCC_VERSION_PATCH)
+AC_SUBST(LCC_VERSION_EXTRA)
+AC_SUBST(LCC_VERSION_STRING)
+
+AC_CONFIG_FILES(src/libcollectdclient/lcc_features.h)
 
-if test "x$with_liboping" = "xyes" \
-       && test "x$with_own_liboping" = "xyes"
+AC_OUTPUT(Makefile src/Makefile src/collectd.conf src/owniptc/Makefile src/libcollectdclient/Makefile src/libcollectdclient/libcollectdclient.pc src/liboconfig/Makefile bindings/Makefile bindings/java/Makefile)
+
+if test "x$with_librrd" = "xyes" \
+       && test "x$librrd_threadsafe" != "xyes"
 then
-       with_liboping="yes (shipped version)"
+       with_librrd="yes (warning: librrd is not thread-safe)"
 fi
 
 if test "x$with_libiptc" = "xyes" -a "x$with_own_libiptc" = "xyes"
@@ -2977,6 +4151,11 @@ else
        enable_perl="no (needs libperl)"
 fi
 
+if test "x$enable_perl" = "xno" && test "x$c_cv_have_perl_ithreads" = "xno"
+then
+       enable_perl="no (libperl doesn't support ithreads)"
+fi
+
 if test "x$with_perl_bindings" = "xyes" \
        && test "x$PERL_BINDINGS_OPTIONS" != "x"
 then
@@ -2988,12 +4167,19 @@ cat <<EOF;
 Configuration:
   Libraries:
     libcurl . . . . . . . $with_libcurl
+    libdbi  . . . . . . . $with_libdbi
+    liberl_interface  . . $with_erlang
     libesmtp  . . . . . . $with_libesmtp
+    libganglia  . . . . . $with_libganglia
+    libgcrypt . . . . . . $with_libgcrypt
     libiokit  . . . . . . $with_libiokit
     libiptc . . . . . . . $with_libiptc
+    libjvm  . . . . . . . $with_java
     libkstat  . . . . . . $with_kstat
     libkvm  . . . . . . . $with_libkvm
+    libmemcached  . . . . $with_libmemcached
     libmysql  . . . . . . $with_libmysql
+    libnetapp . . . . . . $with_libnetapp
     libnetlink  . . . . . $with_libnetlink
     libnetsnmp  . . . . . $with_libnetsnmp
     libnotify . . . . . . $with_libnotify
@@ -3002,15 +4188,18 @@ Configuration:
     liboping  . . . . . . $with_liboping
     libpcap . . . . . . . $with_libpcap
     libperl . . . . . . . $with_libperl
-    libpthread  . . . . . $with_libpthread
     libpq . . . . . . . . $with_libpq
-    librrd  . . . . . . . $with_rrdtool
-    libsensors  . . . . . $with_lm_sensors
+    libpthread  . . . . . $with_libpthread
+    librrd  . . . . . . . $with_librrd
+    libsensors  . . . . . $with_libsensors
     libstatgrab . . . . . $with_libstatgrab
+    libtokyotyrant  . . . $with_libtokyotyrant
     libupsclient  . . . . $with_libupsclient
     libvirt . . . . . . . $with_libvirt
     libxml2 . . . . . . . $with_libxml2
     libxmms . . . . . . . $with_libxmms
+    libyajl . . . . . . . $with_libyajl
+    oracle  . . . . . . . $with_oracle
 
   Features:
     daemon mode . . . . . $enable_daemon
@@ -3025,30 +4214,48 @@ Configuration:
     apple_sensors . . . . $enable_apple_sensors
     ascent  . . . . . . . $enable_ascent
     battery . . . . . . . $enable_battery
+    bind  . . . . . . . . $enable_bind
+    conntrack . . . . . . $enable_conntrack
+    contextswitch . . . . $enable_contextswitch
     cpu . . . . . . . . . $enable_cpu
     cpufreq . . . . . . . $enable_cpufreq
     csv . . . . . . . . . $enable_csv
+    curl  . . . . . . . . $enable_curl
+    curl_json . . . . . . $enable_curl_json
+    dbi . . . . . . . . . $enable_dbi
     df  . . . . . . . . . $enable_df
     disk  . . . . . . . . $enable_disk
     dns . . . . . . . . . $enable_dns
     email . . . . . . . . $enable_email
     entropy . . . . . . . $enable_entropy
+    erlang  . . . . . . . $enable_erlang
     exec  . . . . . . . . $enable_exec
     filecount . . . . . . $enable_filecount
+    fscache . . . . . . . $enable_fscache
+    gmond . . . . . . . . $enable_gmond
     hddtemp . . . . . . . $enable_hddtemp
     interface . . . . . . $enable_interface
-    iptables  . . . . . . $enable_iptables
     ipmi  . . . . . . . . $enable_ipmi
+    iptables  . . . . . . $enable_iptables
     ipvs  . . . . . . . . $enable_ipvs
     irq . . . . . . . . . $enable_irq
+    java  . . . . . . . . $enable_java
     libvirt . . . . . . . $enable_libvirt
     load  . . . . . . . . $enable_load
     logfile . . . . . . . $enable_logfile
+    madwifi . . . . . . . $enable_madwifi
+    match_empty_counter . $enable_match_empty_counter
+    match_hashed  . . . . $enable_match_hashed
+    match_regex . . . . . $enable_match_regex
+    match_timediff  . . . $enable_match_timediff
+    match_value . . . . . $enable_match_value
     mbmon . . . . . . . . $enable_mbmon
+    memcachec . . . . . . $enable_memcachec
     memcached . . . . . . $enable_memcached
     memory  . . . . . . . $enable_memory
     multimeter  . . . . . $enable_multimeter
     mysql . . . . . . . . $enable_mysql
+    netapp  . . . . . . . $enable_netapp
     netlink . . . . . . . $enable_netlink
     network . . . . . . . $enable_network
     nfs . . . . . . . . . $enable_nfs
@@ -3057,33 +4264,54 @@ Configuration:
     notify_email  . . . . $enable_notify_email
     ntpd  . . . . . . . . $enable_ntpd
     nut . . . . . . . . . $enable_nut
+    olsrd . . . . . . . . $enable_olsrd
     onewire . . . . . . . $enable_onewire
+    openvpn . . . . . . . $enable_openvpn
+    oracle  . . . . . . . $enable_oracle
     perl  . . . . . . . . $enable_perl
     ping  . . . . . . . . $enable_ping
     postgresql  . . . . . $enable_postgresql
     powerdns  . . . . . . $enable_powerdns
     processes . . . . . . $enable_processes
+    protocols . . . . . . $enable_protocols
+    rrdcached . . . . . . $enable_rrdcached
     rrdtool . . . . . . . $enable_rrdtool
     sensors . . . . . . . $enable_sensors
     serial  . . . . . . . $enable_serial
     snmp  . . . . . . . . $enable_snmp
     swap  . . . . . . . . $enable_swap
     syslog  . . . . . . . $enable_syslog
+    table . . . . . . . . $enable_table
     tail  . . . . . . . . $enable_tail
     tape  . . . . . . . . $enable_tape
+    target_notification . $enable_target_notification
+    target_replace  . . . $enable_target_replace
+    target_scale  . . . . $enable_target_scale
+    target_set  . . . . . $enable_target_set
     tcpconns  . . . . . . $enable_tcpconns
     teamspeak2  . . . . . $enable_teamspeak2
+    ted . . . . . . . . . $enable_ted
     thermal . . . . . . . $enable_thermal
+    tokyotyrant . . . . . $enable_tokyotyrant
     unixsock  . . . . . . $enable_unixsock
+    uptime  . . . . . . . $enable_uptime
     users . . . . . . . . $enable_users
     uuid  . . . . . . . . $enable_uuid
     vmem  . . . . . . . . $enable_vmem
     vserver . . . . . . . $enable_vserver
     wireless  . . . . . . $enable_wireless
+    write_http  . . . . . $enable_write_http
     xmms  . . . . . . . . $enable_xmms
+    zfs_arc . . . . . . . $enable_zfs_arc
 
 EOF
 
 if test "x$dependency_error" = "xyes"; then
-       AC_MSG_ERROR("Some plugins are missing dependencies - see above summary for details")
+       AC_MSG_ERROR("Some plugins are missing dependencies - see the summary above for details")
+fi
+
+if test "x$dependency_warning" = "xyes"; then
+       AC_MSG_WARN("Some plugins seem to have missing dependencies but have been enabled forcibly - see the summary above for details")
 fi
+
+# vim: set fdm=marker :