From 861ce3df5a4cdc7d884bb8b59aa1a2d01cdb702f Mon Sep 17 00:00:00 2001
From: midipix <writeonce@midipix.org>
Date: May 11 2019 11:10:54 +0000
Subject: Makefile CFLAGS: be strict.


---

diff --git a/Makefile b/Makefile
index 995b0ed..871e4de 100644
--- a/Makefile
+++ b/Makefile
@@ -1,4 +1,4 @@
-CFLAGS += -std=c99 -I.
+CFLAGS += -std=c99 -I. -Wall -Werror -Wextra -Wundef
 
 login: login.c timingsafe_memcmp.c
 	$(CC) $(CFLAGS) -o $@ $^ $(LDFLAGS) $(LIBS)