$NetBSD: patch-Makefile,v 1.1 2020/12/13 15:43:46 nia Exp $

Honor CFLAGS

--- Makefile.orig	2018-01-04 01:12:25.000000000 +0000
+++ Makefile
@@ -2,9 +2,9 @@
 SRC = cue2pops.c
 
 CC = gcc
-CFLAGS = -Wall -Wextra
+CFLAGS += -Wall -Wextra
 
-CFLAGS_DEBUG = $(CFLAGS) -O0 -g -DDEBUG
+CFLAGS_DEBUG += $(CFLAGS) -O0 -g -DDEBUG
 
 TARGET = cue2pops