Index: devel/icu/Makefile
===================================================================
--- devel/icu/Makefile	(revision 385147)
+++ devel/icu/Makefile	(working copy)
@@ -47,6 +47,11 @@
 THREADS_CONFIGURE_ON=	--enable-weak-threads
 THREADS_CONFIGURE_OFF=	--enable-threads=no
 
+# For all Bigendian systems, set CPPFLAGS so that icu compiles and checks correctly
+.if ${ARCH} == "mips" || ${ARCH} == "mips64" || ${ARCH} == "sparc64" || ${ARCH} == "powerpc" || ${ARCH} == "powerpc64"
+CPPFLAGS+=	-DU_IS_BIG_ENDIAN=1
+.endif
+
 .include <bsd.port.options.mk>
 
 post-patch: