Index: configure.ac
===================================================================
--- configure.ac        (revision 132554)
+++ configure.ac        (working copy)
@@ -1010,10 +1010,7 @@ case "${host}" in
   *-cygwin*)
     host_makefile_frag="config/mh-cygwin"
     ;;
-  *-mingw32*)
-    host_makefile_frag="config/mh-mingw"
-    ;;
-  *-mingw64*)
+  *-mingw*)
     host_makefile_frag="config/mh-mingw"
     ;;
   *-interix*)