$NetBSD: patch-src_Makefile,v 1.1 2018/02/03 20:26:31 kamil Exp $

Pass CFLAGS and LDFLAGS.

--- src/Makefile.orig	2015-07-22 00:49:58.000000000 +0000
+++ src/Makefile
@@ -31,12 +31,12 @@ buuntrac.c buwhile.c buzaplin.c buzerop.
 lierror.c lieval.c liinst.c limain.c limkstak.c limman.c liscan.c \
 lithrow.c litrace.c liutils.c
 
-CFLAGS = -Wall -Wno-parentheses -O3
+CFLAGS ?= -Wall -Wno-parentheses -O3
 
 OBJ = $(SRC:.c=.o)
 
 pc-lisp : $(OBJ)
-	gcc -o $@ $^ -lm
+	gcc $(CFLAGS) $(LDFLAGS) -o $@ $^ -lm
 
 
 $(OBJ) : lisp.h