chan_misdn updates (bug #5597)

git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@6972 65c4cc65-6c06-0410-ace0-fbb531ad65f3

channels/misdn/Makefile

@@ -33,7 +33,7 @@ chan_misdn_lib.a:	$(OBJS)
 	ar crv $@ $(OBJS)
 
 Makefile.ast:	FORCE
-	@echo CFLAGS+=$(MISDNCFLAGS) -Imisdn/ -DCHAN_MISDN_VERSION=\\\"0.1.1\\\" >$@.tmp
+	@echo CFLAGS+=$(MISDNCFLAGS) -Imisdn/ -DCHAN_MISDN_VERSION=\\\"0.2.0\\\" >$@.tmp
 	@echo MISDNUSER = $(MISDNUSER) >>$@.tmp
 	@if [ -r $@ ] && cmp -s $@ $@.tmp; then rm -f $@.tmp; else mv -f $@.tmp $@; fi
 

channels/misdn/isdn_lib.c

@@ -16,7 +16,7 @@
 
 int misdn_ibuf_freecount(void *buf)
 {
-	return ibuf_usedcount( (ibuffer_t*)buf);
+	return ibuf_freecount( (ibuffer_t*)buf);
 }
 
 int misdn_ibuf_usedcount(void *buf)