$NetBSD: patch-configure,v 1.3 2017/10/16 09:37:27 adam Exp $

Fix libtiff detection.

--- configure.orig	2017-08-19 17:24:07.000000000 +0000
+++ configure
@@ -18799,6 +18800,7 @@ $as_echo "yes" >&6; }
 
 fi
     libtiff_found=yes
+    LIBTIFF=-ltiff
   fi
 
   if test x$with_libtiff != xno && test x$libtiff_found = xno; then
