diff -ur mono-1.9/data/cecil.pc.in mono-1.9.new/data/cecil.pc.in
--- mono-1.9/data/cecil.pc.in	2008-01-30 01:02:46 +0300
+++ mono-1.9.new/data/cecil.pc.in	2008-03-18 18:14:42 +0300
@@ -1,7 +1,7 @@
-assemblies_dir=@prefix@/lib/mono
-Libraries=${assemblies_dir}/gac/Mono.Cecil/0.6.8.8607__0738eb9f132ed756/Mono.Cecil.dll
+prefix=${pcfiledir}/../..
+exec_prefix=${pcfiledir}/../..
 
-Name: Mono Internal -- Do not use.
-Description: Mono Internal Libraries -- Do not use 
+Name: Mono.Cecil
+Description: Mono.Cecil Libraries
 Version: @VERSION@
-Libs: -r:Mono.Cecil.dll
+Libs: -r:${prefix}/lib/mono/1.0/Mono.Cecil.dll