--- procps-3.2.8.orig/proc/readproc.c	2006-06-16 10:18:13.000000000 +0200
+++ procps-3.2.8/proc/readproc.c	2013-12-23 16:58:19.000000000 +0100
@@ -23,6 +23,7 @@
 #include <unistd.h>
 #include <signal.h>
 #include <fcntl.h>
+#include <limits.h>
 #include <sys/dir.h>
 #include <sys/types.h>
 #include <sys/stat.h>