--- configure.rb.~1~	2003-02-10 04:18:10.000000000 +0100
+++ configure.rb	2009-06-13 15:19:30.866827732 +0200
@@ -306,7 +306,7 @@
   $LDFLAGS = "-link -incremental:no -pdb:none"
 end
 $LIBS = CONFIG["LIBS"]
-$XLDFLAGS = CONFIG["XLDFLAGS"]
+$XLDFLAGS = CONFIG["XLDFLAGS"] || ""
 $XLDFLAGS.gsub!(/-L\./, "")
 if /mswin32/ !~ RUBY_PLATFORM
   $XLDFLAGS += " -L$(libdir)"