diff -rupN gtk-sharp-2.12.10_orig/glade/glade-sharp-2.0.pc.in gtk-sharp-2.12.10/glade/glade-sharp-2.0.pc.in
--- gtk-sharp-2.12.10_orig/glade/glade-sharp-2.0.pc.in	2010-04-10 22:00:21.000000000 +0000
+++ gtk-sharp-2.12.10/glade/glade-sharp-2.0.pc.in	2010-04-10 22:01:06.000000000 +0000
@@ -1,4 +1,4 @@
-prefix=${pcfiledir}/../..
+prefix=@prefix@
 exec_prefix=${prefix}
 libdir=${exec_prefix}/lib
 gapidir=${prefix}/share/gapi-2.0
diff -rupN gtk-sharp-2.12.10_orig/glib/glib-sharp-2.0.pc.in gtk-sharp-2.12.10/glib/glib-sharp-2.0.pc.in
--- gtk-sharp-2.12.10_orig/glib/glib-sharp-2.0.pc.in	2010-04-10 22:00:20.000000000 +0000
+++ gtk-sharp-2.12.10/glib/glib-sharp-2.0.pc.in	2010-04-10 22:02:32.000000000 +0000
@@ -1,4 +1,4 @@
-prefix=${pcfiledir}/../..
+prefix=@prefix@
 exec_prefix=${prefix}
 libdir=${exec_prefix}/lib
 gapidir=${prefix}/share/gapi-2.0
diff -rupN gtk-sharp-2.12.10_orig/gtk/gtk-sharp-2.0.pc.in gtk-sharp-2.12.10/gtk/gtk-sharp-2.0.pc.in
--- gtk-sharp-2.12.10_orig/gtk/gtk-sharp-2.0.pc.in	2010-04-10 22:00:21.000000000 +0000
+++ gtk-sharp-2.12.10/gtk/gtk-sharp-2.0.pc.in	2010-04-10 22:02:52.000000000 +0000
@@ -1,4 +1,4 @@
-prefix=${pcfiledir}/../..
+prefix=@prefix@
 exec_prefix=${prefix}
 libdir=${exec_prefix}/lib
 gapidir=${prefix}/share/gapi-2.0
diff -rupN gtk-sharp-2.12.10_orig/gtkdotnet/gtk-dotnet-2.0.pc.in gtk-sharp-2.12.10/gtkdotnet/gtk-dotnet-2.0.pc.in
--- gtk-sharp-2.12.10_orig/gtkdotnet/gtk-dotnet-2.0.pc.in	2010-04-10 22:00:20.000000000 +0000
+++ gtk-sharp-2.12.10/gtkdotnet/gtk-dotnet-2.0.pc.in	2010-04-10 22:03:06.000000000 +0000
@@ -1,4 +1,4 @@
-prefix=${pcfiledir}/../..
+prefix=@prefix@
 exec_prefix=${prefix}
 libdir=${exec_prefix}/lib
 
diff -rupN gtk-sharp-2.12.10_orig/parser/gapi-2.0.pc.in gtk-sharp-2.12.10/parser/gapi-2.0.pc.in
--- gtk-sharp-2.12.10_orig/parser/gapi-2.0.pc.in	2010-04-10 22:00:21.000000000 +0000
+++ gtk-sharp-2.12.10/parser/gapi-2.0.pc.in	2010-04-10 22:03:33.000000000 +0000
@@ -1,4 +1,4 @@
-prefix=${pcfiledir}/../..
+prefix=@prefix@
 
 
 Name: GAPI