fixed NetBSD spelling

[rrdtool.git] / configure.ac

diff --git a/configure.ac b/configure.ac
index a889daa..27718fb 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -49,12 +49,20 @@ AH_TOP([
 /* realloc does not support NULL as argument */
 #undef NO_NULL_REALLOC
 
+/* lets enable madvise defines in NetBSD */ 
+#if defined(__NetBSD__)
+# if !defined(_NETBSD_SOURCE)
+#  define _NETBSD_SOURCE
+# endif
+#endif
+
  ])
 
 AH_BOTTOM([
 /* make sure that we pickup the correct stuff from all headers */
-#define _XOPEN_SOURCE 600
 #ifdef HAVE_FEATURES_H
+#define _XOPEN_SOURCE 600
+#define _BSD_SOURCE 1
 # include <features.h>
 #endif
 
@@ -84,6 +92,7 @@ AH_BOTTOM([
 #ifdef HAVE_SYS_MMAN_H
 # include <sys/mman.h>
 #endif
+
 #if !defined HAVE_MADVISE && defined HAVE_POSIX_MADVISE
 /* use posix_madvise family */
 # define madvise posix_madvise