diff options
authorJan Engelhardt <>2012-10-10 00:35:14 +0000
committerPablo Neira Ayuso <>2012-10-10 13:28:29 +0200
commit9921f2b9a241750e4730fc7d486687c6a32779f4 (patch)
parent269655d54e22f3a36250bb2c4639dddd102258c6 (diff)
build: resolve compile abort in libxt_limit on RHEL5
libxt_limit.c: In function 'print_rate': libxt_limit.c:124: error: 'INFINITY' undeclared (first use in this function) The default mode of glibc-2.15's <features.h> sets "-D_POSIX_C_SOURCE=200809L", and therefore "-D_ISOC99_SOURCE". However, on þe olde RHEL 5's glibc-2.5, it only has "-D_POSIX_C_SOURCE=200112L". Explicitly draw in the definition of INFINITY by always defining _ISOC99_SOURCE. By doing this, we are moving off of the default set, so _BSD_SOURCE also needs to be explicitly set to get at IFNAMSIZ that is used in xt_hashlimit.h. Signed-off-by: Jan Engelhardt <> Signed-off-by: Pablo Neira Ayuso <>
2 files changed, 4 insertions, 0 deletions
diff --git a/extensions/libxt_hashlimit.c b/extensions/libxt_hashlimit.c
index 831345b7..c5b8d779 100644
--- a/extensions/libxt_hashlimit.c
+++ b/extensions/libxt_hashlimit.c
@@ -10,6 +10,8 @@
* Error corections by (22.01.2005)
+#define _BSD_SOURCE 1
+#define _ISOC99_SOURCE 1
#include <math.h>
#include <stdbool.h>
#include <stdint.h>
diff --git a/extensions/libxt_limit.c b/extensions/libxt_limit.c
index 023500cf..f75ef2f8 100644
--- a/extensions/libxt_limit.c
+++ b/extensions/libxt_limit.c
@@ -3,6 +3,8 @@
* Jérôme de Vivie <>
* Hervé Eychenne <>
+#define _BSD_SOURCE 1
+#define _ISOC99_SOURCE 1
#include <math.h>
#include <stdio.h>
#include <string.h>