File errno.patch of Package s390-32

--- s390.c
+++ s390.c
@@ -5,6 +5,7 @@
 #include <linux/unistd.h>
 #include <stdio.h>
 #include <unistd.h>
+#include <errno.h>
 
 /* don't include, would conflict: #include <stdlib.h> */
 char *getenv(const char *name);