diff -up ghostscript-8.71/Resource/Init/Fontmap.Fontmap.local ghostscript-8.71/Resource/Init/Fontmap
--- ghostscript-8.71/Resource/Init/Fontmap.Fontmap.local	2008-08-08 05:22:38.000000000 +0100
+++ ghostscript-8.71/Resource/Init/Fontmap	2010-09-03 11:53:47.273865979 +0100
@@ -2,3 +2,5 @@
 % See Fontmap.GS for the syntax of real Fontmap files.
 %% Replace 1 (Fontmap.GS)
 (Fontmap.GS) .runlibfile
+% must be at the bottom of line to allow people overriding everything.
+(Fontmap.local) .runlibfileifexists