diff -up gcc-3.4.6/gcc/ada/Makefile.in.gpr gcc-3.4.6/gcc/ada/Makefile.in
--- gcc-3.4.6/gcc/ada/Makefile.in.gpr	2004-01-26 22:57:33.000000000 +0100
+++ gcc-3.4.6/gcc/ada/Makefile.in	2012-11-16 20:36:24.625050300 +0100
@@ -2021,7 +2021,7 @@ b_gnatm.o : b_gnatm.c
 
 ADA_INCLUDE_DIR = $(libsubdir)/adainclude
 ADA_RTL_OBJ_DIR = $(libsubdir)/adalib
-ADA_SHARE_MAKE_DIR = $(prefix)/share/gnat
+ADA_SHARE_MAKE_DIR = $(prefix)/share/gnat/@@GCCVERSION@@
 
 # force no sibling call optimization on s-traceb.o so the number of stack
 # frames to be skipped when computing a call chain is not modified by
diff -up gcc-3.4.6/gcc/ada/bld.adb.gpr gcc-3.4.6/gcc/ada/bld.adb
--- gcc-3.4.6/gcc/ada/bld.adb.gpr	2004-01-12 12:36:13.000000000 +0100
+++ gcc-3.4.6/gcc/ada/bld.adb	2012-11-16 20:35:48.956716400 +0100
@@ -2628,6 +2628,8 @@ package body Bld is
                Put_Directory_Separator;
                Put ("gnat");
                Put_Directory_Separator;
+               Put ("@@GCCVERSION@@");
+               Put_Directory_Separator;
                Put ("Makefile.prolog");
                New_Line;