Get chan_ooh323 building again after recent build system changes.

git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@254636 65c4cc65-6c06-0410-ace0-fbb531ad65f3

addons/Makefile

@@ -49,3 +49,4 @@ chan_ooh323.o: _ASTCFLAGS+=$(H323CFLAGS)
 $(if $(filter chan_ooh323,$(EMBEDDED_MODS)),modules.link,chan_ooh323.so): _ASTCFLAGS+=$(H323CFLAGS)
 $(if $(filter chan_ooh323,$(EMBEDDED_MODS)),modules.link,chan_ooh323.so): _ASTLDFLAGS+=-lrt
 $(if $(filter chan_ooh323,$(EMBEDDED_MODS)),modules.link,chan_ooh323.so): $(addprefix ooh323c/src/,$(H323OBJS)) chan_ooh323.o ooh323cDriver.o
+$(addprefix ooh323c/src/,$(H323OBJS)) chan_ooh323.o ooh323cDriver.o: _ASTCFLAGS+=$(call MOD_ASTCFLAGS,chan_ooh323)