--- gcc-3.4.6/gcc/mklibgcc.in	2013-05-19 20:09:27.000000000 +0200
+++ gcc/mklibgcc.in	2013-05-19 20:23:32.000000000 +0200
@@ -42,6 +42,10 @@
 # SHLIB_INSTALL
 # MULTILIB_OSDIRNAMES
 
+if [ "$LIBGCC_MULTI" != '' ]; then
+  MULTILIBS=$LIBGCC_MULTI
+fi
+
 # Make needs VPATH to be literal.
 echo 'srcdir = @srcdir@'
 echo 'VPATH = @srcdir@'