Add Makefile

This only works with BSD make. Not sure if I'm going to keep it
like that or convert it to a GNU Makefile.

Makefile

@@ -0,0 +1,23 @@
+CC :=		gcc
+.ifdef DEBUG
+CFLAGS :=	-DDEBUG -ggdb
+.else
+CFLAGS :=	
+.endif
+
+.PHONY: all
+all: config.o corrupt.o dosfs.o main.o
+	$(CC) $(CFLAGS) -o fk98 obj/config.o obj/corrupt.o obj/dosfs.o obj/main.o
+
+.PHONY: clean
+clean:
+	rm -r ${.CURDIR}/obj
+	rm ${.CURDIR}/fk98
+
+.SUFFIXES: .o
+.PATH: src
+.c.o: obj
+	$(CC) $(CFLAGS) -o obj/${.TARGET} -c ${.IMPSRC}
+
+obj:
+	mkdir obj