From: Jan Engelhardt <jengelh@inai.de>
Date: 2016-02-24 13:51:09.385315514 +0100

Fix a build error when your /usr/include/linux/seccomp.h exists,
but is "old enough". (Like openSUSE 13.2 / linux-glibc-devel 3.16).

---
 src/system.h |    7 +++++++
 1 file changed, 7 insertions(+)

Index: libseccomp/src/system.h
===================================================================
--- libseccomp.orig/src/system.h
+++ libseccomp/src/system.h
@@ -37,6 +37,13 @@ struct db_filter_col;
 /* system header file */
 #include <linux/seccomp.h>
 
+#ifndef SECCOMP_SET_MODE_STRICT
+#	define SECCOMP_SET_MODE_STRICT 0
+#endif
+#ifndef SECCOMP_SET_MODE_FILTER
+#	define SECCOMP_SET_MODE_FILTER 1
+#endif
+
 #else
 
 /* NOTE: the definitions below were taken from the Linux Kernel sources */