gzip: fix build on -current

[Thomas Klausner (via pkgsrc-wip) <commit-notify%pkgsrc.org@localhost>]

Module Name:	pkgsrc-wip
Committed By:	Thomas Klausner <wiz%NetBSD.org@localhost>
Pushed By:	wiz
Date:		Sun Jun 14 14:58:53 2026 +0200
Changeset:	93623f575b9fffdb1e14ab01069b1dfb08eb3277

Modified Files:
	gzip/Makefile

Log Message:
gzip: fix build on -current

To see a diff of this commit:
https://wip.pkgsrc.org/cgi-bin/gitweb.cgi?p=pkgsrc-wip.git;a=commitdiff;h=93623f575b9fffdb1e14ab01069b1dfb08eb3277

Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.

diffstat:
 gzip/Makefile | 2 ++
 1 file changed, 2 insertions(+)

diffs:
diff --git a/gzip/Makefile b/gzip/Makefile
index 623f89e2f2..0c44c4c625 100644
--- a/gzip/Makefile
+++ b/gzip/Makefile
@@ -16,4 +16,6 @@ MAKE_FLAGS+=	manlinks=so
 INFO_FILES=	yes
 CHECK_PERMS=	no	# can't depend on checkperms; its distfile is gzipped
 
+CFLAGS+=	-Wno-implicit-function-declaration
+
 .include "../../mk/bsd.pkg.mk"