get rid of unneeded global variable

[rigol] / Makefile

CFILES=rigol.c
OFILES=rigol.o
CFLAGS=-O2 -Wall
LDFLAGS=-lusb -lreadline
CC=gcc

all: rigol raw2gp



rigol: $(OFILES)

rigol.o: rigol.c

clean:
	rm -f *.o rigol raw2gp *~