From dedc7ff642a6c019da232cefba19965a0e4a071c Mon Sep 17 00:00:00 2001
From: Jody Klymak <jklymak@gmail.com>
Date: Wed, 16 Oct 2019 15:22:50 -0700
Subject: [PATCH] Backport PR #15429: Fix OSX build on azure

---
 ci/azure-pipelines-steps.yml | 1 +
 1 file changed, 1 insertion(+)

diff --git a/ci/azure-pipelines-steps.yml b/ci/azure-pipelines-steps.yml
index f8b2a58fe3eb..756c037eb8fd 100644
--- a/ci/azure-pipelines-steps.yml
+++ b/ci/azure-pipelines-steps.yml
@@ -32,6 +32,7 @@ steps:
 
 - ${{ if eq(parameters.installer, 'brew') }}:
   - script: |
+      brew cask install xquartz
       brew install pkg-config ffmpeg imagemagick mplayer ccache
     displayName: 'Install dependencies with brew'