--- a/configure	Tue Mar 14 19:12:39 2006 +0000
+++ b/configure	Tue Mar 14 19:15:46 2006 +0000
@@ -217,5 +217,8 @@
 # Makefile.config currently doesn't support custom CXX, so, we add the line
 #  ourself!
 
-echo "CXX=$TARGET_CXX" >> Makefile.config
+if ! test -z "$TARGET_CXX"
+then
+	echo "CXX=$TARGET_CXX" >> Makefile.config
+fi