$NetBSD: patch-aa,v 1.6 2010/12/14 09:55:57 adam Exp $

  - Shell portability fix: see
    https://savannah.nongnu.org/bugs/index.php?22222

--- configure.orig	2007-11-30 19:18:05.000000000 +0000
+++ configure
@@ -18937,7 +18937,7 @@ else
   multithread=yes
 fi;
 
-if test x$PKG_CONFIG == xno && test "x${multithread}" != xno ; then
+if test x$PKG_CONFIG = xno && test "x${multithread}" != xno ; then