diff -urN icmptx-0.01/Makefile icmptx-0.01.new/Makefile
--- icmptx-0.01/Makefile	2005-12-20 09:09:34.000000000 +0100
+++ icmptx-0.01.new/Makefile	2007-01-21 16:48:36.000000000 +0100
@@ -3,16 +3,16 @@
 all: icmptx
 
 icmptx: it.o icmptx.o tun_dev.o
-	gcc $(flags) -o icmptx icmptx.o it.o tun_dev.o
+	$(CC) -o icmptx icmptx.o it.o tun_dev.o
 
 it.o: it.c
-	gcc $(flags) -c it.c
+	$(CC) -c it.c
 
 icmptx.o: icmptx.c
-	gcc $(flags) -c icmptx.c
+	$(CC) -c icmptx.c
 
 tun_dev.o: tun_dev.c
-	gcc $(flags) -c tun_dev.c
+	$(CC) -c tun_dev.c
 
 clean:
 	rm -f tun_dev.o it.o icmptx.o icmptx
