Thanks for reporting that. I installed the attached slightly-different
patch (different because it includes errno.h in same order as other files).From c76affb4551630ff661ac1c1ee99353a17eb16e1 Mon Sep 17 00:00:00 2001
From: Paul Eggert <[email protected]>
Date: Fri, 30 May 2025 12:31:04 -0700
Subject: [PATCH] gzip: fix s390x build failure
Problem reported by Jakub Martisko <https://bugs.gnu.org/78618>.
* dfltcc.c: Include errno.h.
---
dfltcc.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/dfltcc.c b/dfltcc.c
index 9f86581..8307a97 100644
--- a/dfltcc.c
+++ b/dfltcc.c
@@ -17,6 +17,7 @@
#include <config.h>
+#include <errno.h>
#include <stdlib.h>
#ifdef HAVE_SYS_SDT_H
--
2.48.1
