$NetBSD: patch-ba,v 1.3 2010/05/15 06:37:03 adam Exp $

--- configure.orig	2010-03-29 19:24:41.000000000 +0000
+++ configure
@@ -16257,7 +16257,7 @@ fi
 { $as_echo "$as_me:$LINENO: checking link options" >&5
 $as_echo_n "checking link options... " >&6; }
 ZZIPLIB_LDFLAGS=""
-test ".$can_build_shared" != ".no" && ZZIPLIB_LDFLAGS="--export-dynamic"
+test ".$can_build_shared" != ".no" && ZZIPLIB_LDFLAGS="${EXPORT_SYMBOLS_LDFLAGS}"
 RESOLVES=" # "
 case "$host_os" in mingw*)
     ZZIPLIB_LDFLAGS="-no-undefined -export-all-symbols -mconsole"