diff -uNr a/fence/agents/zvm/fence_zvm.c b/fence/agents/zvm/fence_zvm.c
--- a/fence/agents/zvm/fence_zvm.c	2016-08-22 14:33:34.000000000 +0200
+++ b/fence/agents/zvm/fence_zvm.c	2017-08-03 13:34:08.750277394 +0200
@@ -25,6 +25,7 @@
 #ifdef __s390__
 #include <stdio.h>
 #include <stdlib.h>
+#include <stdint.h>
 #include <string.h>
 #include <unistd.h>
 #include <fcntl.h>