From b0083e7d38bef2064fb7c8f289288890a642ef0d Mon Sep 17 00:00:00 2001
From: Anthony Bilinski <me@abilinski.com>
Date: Thu, 21 Oct 2021 11:25:30 -0700
Subject: [PATCH] chore: Set DEBIAN_FRONTEND=noninteractive in docker builds

Found in #6396.

Not needed yet, but will be in later versions of apt-get, so might as
well add it now so we don't forget.
---
 docker/Dockerfile.debian | 2 ++
 docker/Dockerfile.ubuntu | 2 ++
 2 files changed, 4 insertions(+)

diff --git a/docker/Dockerfile.debian b/docker/Dockerfile.debian
index e3311e62d..be651fbf3 100644
--- a/docker/Dockerfile.debian
+++ b/docker/Dockerfile.debian
@@ -16,6 +16,8 @@
 
 FROM debian:stretch
 
+ENV DEBIAN_FRONTEND=noninteractive
+
 RUN apt-get update && \
     apt-get -y --force-yes install \
     automake \
diff --git a/docker/Dockerfile.ubuntu b/docker/Dockerfile.ubuntu
index ef88654e9..536828472 100644
--- a/docker/Dockerfile.ubuntu
+++ b/docker/Dockerfile.ubuntu
@@ -16,6 +16,8 @@
 
 FROM ubuntu:16.04
 
+ENV DEBIAN_FRONTEND=noninteractive
+
 RUN apt-get update && \
     apt-get -y --force-yes install \
     build-essential \