7120 mDNS resync was not wsdiff safe

@@ -22,10 +22,11 @@
 
 OBJS=           ClientCommon.o dns-sd.o
 SRCS=           ClientCommon.c dns-sd.c
 
 CFLAGS += $(C99_ENABLE)
+CPPFLAGS += -DMDNS_VERSIONSTR_NODTS
 LDLIBS += -lsocket -ldns_sd
 
 .KEEP_STATE:
 
 all: $(PROG)