LIBES = $(GISLIB) 
DEPLIBS= $(DEPGISLIB) 
PGM = r.surf.area

OFILES = main.o

$(BIN_CMD)/$(PGM): $(OFILES) $(DEPLIBS)
	$(CC) $(LDFLAGS) -o $@ $(OFILES) $(LIBES) $(MATHLIB) $(XDRLIB)