src/utils_dns.c: Make IPv6 support optional.

[collectd.git] / src / collectd-nagios.c

diff --git a/src/collectd-nagios.c b/src/collectd-nagios.c
index b190d6e..af8744d 100644 (file)
--- a/src/collectd-nagios.c
+++ b/src/collectd-nagios.c
@@ -35,14 +35,6 @@
 #include <strings.h>
 #include <assert.h>
 
-#include <sys/socket.h>
-#include <sys/un.h>
-
-#include "libcollectdclient/client.h"
-
-/*
- * This is copied directly from collectd.h. Make changes there!
- */
 #if NAN_STATIC_DEFAULT
 # include <math.h>
 /* #endif NAN_STATIC_DEFAULT*/
@@ -66,8 +58,16 @@
 # ifndef isnan
 #  define isnan(f) ((f) != (f))
 # endif /* !defined(isnan) */
+# ifndef isfinite
+#  define isfinite(f) (((f) - (f)) == 0.0)
+# endif
+# ifndef isinf
+#  define isinf(f) (!isfinite(f) && !isnan(f))
+# endif
 #endif /* NAN_ZERO_ZERO */
 
+#include "libcollectdclient/client.h"
+
 #define RET_OKAY     0
 #define RET_WARNING  1
 #define RET_CRITICAL 2