$OpenBSD: patch-configure,v 1.34 2018/03/17 05:15:09 feinerer Exp $

Index: configure
--- configure.orig
+++ configure
@@ -40313,8 +40313,8 @@ fi
 
 fi
 if test "${have_zlib}" = yes; then
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking if zlib version >= 1.2.5" >&5
-$as_echo_n "checking if zlib version >= 1.2.5... " >&6; }
+  { $as_echo "$as_me:${as_lineno-$LINENO}: checking if zlib version >= 1.2.3" >&5
+$as_echo_n "checking if zlib version >= 1.2.3... " >&6; }
 if ${r_cv_header_zlib_h+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -40329,7 +40329,7 @@ else
 #include <zlib.h>
 int main() {
 #ifdef ZLIB_VERNUM
-  if (ZLIB_VERNUM < 0x1250) {
+  if (ZLIB_VERNUM < 0x1230) {
     exit(1);
   }
   exit(0);
