$NetBSD: patch-Makefile,v 1.1 2020/07/08 17:11:52 nia Exp $

Respect CFLAGS.

--- Makefile.orig	2012-03-01 12:22:50.000000000 +0000
+++ Makefile
@@ -15,7 +15,7 @@ LUA_VERSION =       5.1
 TARGET =            cjson.so
 PREFIX =            /usr/local
 #CFLAGS =            -g -Wall -pedantic -fno-inline
-CFLAGS =            -O3 -Wall -pedantic -DNDEBUG
+CFLAGS +=           -Wall -pedantic -DNDEBUG
 CJSON_CFLAGS =      -fpic
 CJSON_LDFLAGS =     -shared
 LUA_INCLUDE_DIR =   $(PREFIX)/include