$NetBSD: patch-Makefile,v 1.1 2021/11/15 11:36:58 schmonz Exp $

Use pkgsrc-provided CFLAGS and LDFLAGS.

--- Makefile.orig	2021-11-13 13:34:51.000000000 +0000
+++ Makefile
@@ -2,14 +2,13 @@
 
 PROG=   tcpexec
 
-CFLAGS ?= -D_FORTIFY_SOURCE=2 -O2 -fstack-protector-strong \
-          -Wformat -Werror=format-security \
+CFLAGS ?= -Wformat -Werror=format-security \
           -fno-strict-aliasing
-LDFLAGS += -Wl,-z,relro,-z,now
+LDFLAGS ?= -Wl,-z,relro,-z,now
 
 RM ?= rm
 
-TCPEXEC_CFLAGS ?= -g -Wall -fwrapv
+TCPEXEC_CFLAGS ?= -Wall -fwrapv
 
 CFLAGS += $(TCPEXEC_CFLAGS)