From 1d26c1faaf48b9e85255b656b9bc67adfff9c049 Mon Sep 17 00:00:00 2001
From: Andreas Hocevar <andreas.hocevar@gmail.com>
Date: Thu, 10 Jul 2014 20:23:33 +0200
Subject: [PATCH] Check for proj4 in a way that also works in module
 environments

---
 src/ol/proj/proj.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/ol/proj/proj.js b/src/ol/proj/proj.js
index 0effff5658..645c024347 100644
--- a/src/ol/proj/proj.js
+++ b/src/ol/proj/proj.js
@@ -468,7 +468,7 @@ ol.proj.get = function(projectionLike) {
     var projections = ol.proj.projections_;
     projection = projections[code];
     if (ol.ENABLE_PROJ4JS && !goog.isDef(projection) &&
-        goog.isFunction(goog.global.proj4)) {
+        typeof proj4 == 'function') {
       var def = proj4.defs(code);
       if (goog.isDef(def)) {
         var units = def.units;