--- configure.orig	Mon Mar 10 22:30:16 2008
+++ configure	Mon Mar 10 22:28:10 2008
@@ -2912,7 +2912,7 @@
 fi
 
 
-   if test "z$ERLC" = "z" || test "z$ERL" = "z"; then
+   if test -z "$ERLC" || test -z "$ERL"; then
    		{ { echo "$as_me:$LINENO: error: erlang not found" >&5
 echo "$as_me: error: erlang not found" >&2;}
    { (exit 1); exit 1; }; }