
CC:=gcc
CFLAGS:=-Wall -O2
LDFLAGS:=-Wall
TARGET:=pngrewrite

$(TARGET): pngrewrite.o
	$(CC) $(LDFLAGS) -o $@ $< -lpng -lz -lm

pngrewrite.o: pngrewrite.c
	$(CC) $(CFLAGS) -c -o $@ $<

.PHONY: clean
clean:
	rm -f $(TARGET) pngrewrite.o

