$NetBSD: patch-ext_zlib_Makefile.in,v 1.2 2024/12/12 15:14:35 ryoon Exp $

--- ext/zlib/Makefile.in.orig	2024-12-11 14:28:37.613803963 +0000
+++ ext/zlib/Makefile.in
@@ -5,7 +5,7 @@ top_srcdir   = @top_srcdir@
 include ../Makefile.ext
 
 XCPPFLAGS = @ZLIB_CPPFLAGS@
-XLDFLAGS  = @ZLIB_LDFLAGS@
+XLDFLAGS += @ZLIB_LDFLAGS@
 XLIBS     = @ZLIB_LIB@
 
 SCM_CATEGORY = rfc