--- SConstruct.orig	2014-05-05 02:29:43.000000000 +0000
+++ SConstruct	2014-05-12 09:50:56.999470711 +0000
@@ -843,7 +843,7 @@
     env.Append( LIBS=[] )
 
     #make scons colorgcc friendly
-    for key in ('HOME', 'TERM'):
+    for key in ('HOME', 'TERM', 'PATH', 'CCACHE_DIR'):
         try:
             env['ENV'][key] = os.environ[key]
         except KeyError: