Fix H.323 build on ppc (bug #3353)

git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@4801 65c4cc65-6c06-0410-ace0-fbb531ad65f3

channels/h323/Makefile

@@ -20,9 +20,12 @@ endif
 # This needs to be updated to deal with more than just little endian machines
 #
 OSARCH=$(shell uname -s)
+PROC=$(shell uname -m)
 ifneq (${OSARCH},FreeBSD)
 ifneq (${OSARCH},NetBSD)
-CFLAGS += -march=$(shell uname -m)
+ifneq (${PROC},ppc)
+CFLAGS += -march=$(ARCH)
+endif
 endif
 endif
 CFLAGS += -DPBYTE_ORDER=PLITTLE_ENDIAN