From 4e15a4adfc50e37e2be01e90a67fde4b12126abd Mon Sep 17 00:00:00 2001
From: Matthias Baesken <mbaesken@openjdk.org>
Date: Fri, 27 Feb 2026 11:36:54 +0000
Subject: [PATCH] 8378823: AIX build fails after zlib updated by JDK-8378631

Reviewed-by: mdoerr, jpai, stuefe
---
 make/autoconf/lib-bundled.m4 | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/make/autoconf/lib-bundled.m4 b/make/autoconf/lib-bundled.m4
index bc358928af0..7aa5fdf2589 100644
--- a/make/autoconf/lib-bundled.m4
+++ b/make/autoconf/lib-bundled.m4
@@ -267,7 +267,7 @@ AC_DEFUN_ONCE([LIB_SETUP_ZLIB],
   LIBZ_LIBS=""
   if test "x$USE_EXTERNAL_LIBZ" = "xfalse"; then
     LIBZ_CFLAGS="$LIBZ_CFLAGS -I$TOPDIR/src/java.base/share/native/libzip/zlib"
-    if test "x$OPENJDK_TARGET_OS" = xmacosx; then
+    if test "x$OPENJDK_TARGET_OS" = xmacosx -o "x$OPENJDK_TARGET_OS" = xaix -o "x$OPENJDK_TARGET_OS" = xlinux; then
         LIBZ_CFLAGS="$LIBZ_CFLAGS -DHAVE_UNISTD_H=1 -DHAVE_STDARG_H=1"
     fi
   else