File ghostscript-8.64-cmap.dif of Package ghostscript-library
--- Resource/Init/gs_res.ps
+++ Resource/Init/gs_res.ps	2009-06-19 11:15:43.894476924 +0000
@@ -286,9 +286,16 @@ systemdict begin
     dup .file_name_current eq {
       pop
     } {
+      dup () ne {
+       .file_name_directory_separator concatstrings
+      } if
       (Resource) search {
         exch concatstrings
-        exch 0 1 getinterval concatstrings exit
+        findlibfile {
+          pop
+          exch 0 1 getinterval concatstrings exit
+	} if
+ 	pop pop
       } {
         pop
       } ifelse




