rename: waraning flag

Makefile

 CC			= gcc
-CFLAGS		= -g -Wall
+CWFLAGS		= -g -Wall
 CFLAGS	       += "-I$(STAGING_DIR)/usr/include/libxml2/"
 LIBS		= -ljson-c -lubox -lubus -lcurl -lmobile_zte -lmobile_hilink -lblobmsg_json
 
@@ -39,25 +39,25 @@ stack: ${STOBJS}
 DAOBJS		= dongle_apn.o
 DASRCS		= dongle_apn.c
 dongle_apn: ${DAOBJS}
-	${CC} -c ${CFLAGS} ${DASRCS} ${ZCOBJS} -o ${DAOBJS} -L . ${LIBS}
+	${CC} -c ${CWFLAGS} ${DASRCS} ${ZCOBJS} -o ${DAOBJS} -L . ${LIBS}
 
 DPOBJS		= dongle_pin.o
 DPSRCS		= dongle_pin.c
 dongle_pin: ${DPOBJS}
-	${CC} -c ${CFLAGS} ${DPSRCS} ${ZCOBJS} -o ${DPOBJS} -L . ${LIBS}
+	${CC} -c ${CWFLAGS} ${DPSRCS} ${ZCOBJS} -o ${DPOBJS} -L . ${LIBS}
 
 DNOBJS		= dongle_network.o
 DNSRCS		= dongle_network.c
 dongle_network: ${DNOBJS}
-	${CC} -c ${CFLAGS} ${DNSRCS} ${ZCOBJS} -o ${DNOBJS} -L . ${LIBS}
+	${CC} -c ${CWFLAGS} ${DNSRCS} ${ZCOBJS} -o ${DNOBJS} -L . ${LIBS}
 
 DIOBJS		= dongle_infrastructure.o
 DISRCS		= dongle_infrastructure.c
 dongle_infrastructure: ${DIOBJS}
-	${CC} -c ${CFLAGS} ${DISRCS} ${ZCOBJS} ${STOBJS} -o ${DIOBJS} -L . ${LIBS}
+	${CC} -c ${CWFLAGS} ${DISRCS} ${ZCOBJS} ${STOBJS} -o ${DIOBJS} -L . ${LIBS}
 
 dongle: dongle.o
-	${CC} ${CFLAGS} dongle.o ${ZCOBJS} ${DNOBJS} ${DPOBJS} ${DAOBJS} ${DIOBJS} ${STOBJS} -o dongle -L . ${LIBS}
+	${CC} ${CWFLAGS} dongle.o ${ZCOBJS} ${DNOBJS} ${DPOBJS} ${DAOBJS} ${DIOBJS} ${STOBJS} -o dongle -L . ${LIBS}
 
 clean:
 	rm -f dongle_apn dongle_pin dongle_network *.o *.so