$OpenBSD: patch-Makefile,v 1.1.1.1 2007/12/14 21:13:46 sthen Exp $
--- Makefile.orig	Thu Sep  9 01:22:33 2004
+++ Makefile	Thu Dec  6 14:34:25 2007
@@ -21,11 +21,11 @@ EXTRAINCLUDES =
 
 # Compilation Flags. Season to taste.
 CC = gcc
-CDEBUGFLAGS = -O2 -Wall
+CDEBUGFLAGS = -Wall
 CXX=g++
 # You shouldn't need to change anything below.
 INCLUDES = -I. $(ZLIB_INCLUDE) $(JPEG_INCLUDE) $(EXTRAINCLUDES)
-CFLAGS =  $(CDEBUGFLAGS) $(INCLUDES)
+CFLAGS +=  $(CDEBUGFLAGS) $(INCLUDES)
 CXXFLAGS = $(CFLAGS)
 
 # Solaris 8 uses CCC and CCFLAGS