--- ksysguard-5.6.5/ksysguardd/Linux/ProcessList.c.old	2016-06-14 11:09:02.000000000 +0100
+++ ksysguard-5.6.5/ksysguardd/Linux/ProcessList.c	2016-08-07 03:14:25.158991313 +0100
@@ -28,7 +28,9 @@
 #include <sys/time.h>
 #include <sys/resource.h>
 #include <time.h>
+#define _GNU_SOURCE
 #include <unistd.h>
+#undef _GNU_SOURCE
 #include <sys/ptrace.h>
 #include <asm/unistd.h>