--- makefile	1999-09-08 13:17:22.000000000 +0200
+++ makefile.oden	2008-12-25 10:30:51.000000000 +0100
@@ -1,18 +1,20 @@
 #
 # makefile for the lexmark 2030 printer driver
 #
+CFLAGS = -Wall
+LDFLAGS = 
 
 # the main target: pbm2l2030 binary
 pbm2l2030: pbm2l2030.o pbm.o
-	gcc -o pbm2l2030 pbm2l2030.o pbm.o -O
+	gcc $(CFLAGS) $(LDFLAGS) -o pbm2l2030 pbm2l2030.o pbm.o -O
 
 # the pbm module
 pbm.o: pbm.h pbm.c
-	gcc -c pbm.c
+	gcc $(CFLAGS) -c pbm.c
 
 # the main module
 pbm2l2030.o: pbm.h pbm2l2030.c
-	gcc -c pbm2l2030.c
+	gcc $(CFLAGS) -c pbm2l2030.c
 
 # use this to test your printing configuration
 test: