--- ./Makefile.orig	2013-04-17 22:46:50.000000000 +0200
+++ ./Makefile	2013-04-17 23:49:01.771634044 +0200
@@ -13,8 +13,6 @@
 # files in the program, then also delete it here.
 # $Revision: 178 $
 
--include makefile.inc
-
 # *** configure script ***
 # support for tcp fast open?
 #TFO=yes
@@ -31,7 +29,7 @@
 
 TARGET=httping
 
-DEBUG=yes
+DEBUG?=no
 WFLAGS=-Wall -W
 OFLAGS=
 CFLAGS+=$(WFLAGS) $(OFLAGS) -DVERSION=\"$(VERSION)\"