$NetBSD: patch-configure,v 1.1 2018/02/02 23:55:20 ryoon Exp $

* Fix POSIX shell portability issue

--- configure.orig	2017-10-23 08:03:59.000000000 +0000
+++ configure
@@ -19205,7 +19205,7 @@ CPPFLAGS="${saved_CPPFLAGS}"
 saved_CPPFLAGS="${CPPFLAGS}"
 CPPFLAGS="${GLM_CFLAGS} ${CPPFLAGS}"
 GLM_headers="glm/glm.hpp"
-if test "x$enable_tests" == "xyes"; then :
+if test "x$enable_tests" = "xyes"; then :
   GLM_headers="$GLM_headers glm/gtx/io.hpp"
 fi
 for ac_header in $GLM_headers
