Dmitry V. Levin [Tue, 3 Nov 2009 16:49:49 +0000]

Fix check for linux/netlink.h on Linux 2.6.32-rc5+

* configure.ac (AC_CHECK_HEADERS): In check for linux/netlink.h, include 
  sys/socket.h instead of linux/socket.h beforehand.

diff --git a/configure.ac b/configure.ac
--- a/configure.ac
+++ b/configure.ac
@@ -258,7 +258,7 @@ AC_CHECK_HEADERS([ \
 ], [], [])
 AC_CHECK_HEADERS([linux/icmp.h linux/in6.h linux/netlink.h linux/if_packet.h],
                  [], [], [#include <stddef.h>
-#include <linux/socket.h>])
+#include <sys/socket.h>])
 AC_CHECK_HEADERS([asm/sigcontext.h], [], [], [#include <signal.h>])
 AC_CHECK_TYPES([struct sigcontext_struct,
 		struct sigcontext],,, [#include <signal.h>])