[bug#65400] [PATCH] gnu: alex4: Fix build.

[iyzsong]

From: 宋文武 <iyzsong@member.fsf.org>

* gnu/packages/games.scm (alex4)[arguments]: Add '-fcommon' to CFLAGS.
---
 gnu/packages/games.scm | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/gnu/packages/games.scm b/gnu/packages/games.scm
index a5fa19fc20..512834cba8 100644
--- a/gnu/packages/games.scm
+++ b/gnu/packages/games.scm
@@ -430,7 +430,7 @@ (define-public alex4
      `(#:tests? #f                      ; no check target
        #:make-flags
        (list "CC=gcc"
-             "CFLAGS=-D_FILE_OFFSET_BITS=64"
+             "CFLAGS=-D_FILE_OFFSET_BITS=64 -fcommon"
              (string-append "PREFIX=" (assoc-ref %outputs "out")))
        #:phases
        (modify-phases %standard-phases

base-commit: ad5e4fe54a66c725dc03dedebf8e5c65723ccb74
-- 
2.41.0