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diff -ur icu.orig/source/acinclude.m4 icu/source/acinclude.m4
--- icu.orig/source/acinclude.m4	2014-04-20 22:05:23.000000000 +1000
+++ icu/source/acinclude.m4	2014-04-20 22:06:17.000000000 +1000
@@ -32,7 +32,7 @@
 		icu_cv_host_frag=mh-linux-va
 	fi ;;
 *-*-linux*|*-*-gnu|*-*-k*bsd*-gnu|*-*-kopensolaris*-gnu) icu_cv_host_frag=mh-linux ;;
-*-*-cygwin|*-*-mingw32|*-*-mingw64)
+*-*-cygwin|*-*-mingw*)
 	if test "$GCC" = yes; then
 		AC_TRY_COMPILE([
 #ifndef __MINGW32__