From b7a122fc0a35ba84f208f86fbda8f8439218a87a Mon Sep 17 00:00:00 2001
From: Egor Tensin <Egor.Tensin@gmail.com>
Date: Fri, 20 May 2022 11:00:14 +0200
Subject: Makefile: consistent prelude

---
 Makefile | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/Makefile b/Makefile
index bae193c..a735f3a 100644
--- a/Makefile
+++ b/Makefile
@@ -1,9 +1,10 @@
 MAKEFLAGS += --no-builtin-rules --no-builtin-variables --warn-undefined-variables
+unexport MAKEFLAGS
 .DEFAULT_GOAL := all
 .DELETE_ON_ERROR:
 .SUFFIXES:
 SHELL := bash
-.SHELLFLAGS := -e -o pipefail -c
+.SHELLFLAGS := -eu -o pipefail -c
 
 escape = $(subst ','\'',$(1))
 
-- 
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