From d3ece7417d184b0686576b05a9d708079cd0e503 Mon Sep 17 00:00:00 2001
From: sledgehammer999 <hammered999@gmail.com>
Date: Thu, 21 Jul 2016 09:04:24 +0300
Subject: [PATCH] Upgrade pkg-config travis-ci for OS X. Fixes 'zlib not found`
 errors. Details: https://github.com/Homebrew/brew/issues/563

---
 .travis.yml | 1 +
 1 file changed, 1 insertion(+)

diff --git a/.travis.yml b/.travis.yml
index cefeb342f..9398d05db 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -120,6 +120,7 @@ install:
       # dependencies
       brew update > /dev/null ;
       brew install colormake ccache ;
+      brew outdated "pkg-config" || brew upgrade "pkg-config" ;
       # libtorrent-rasterbar 1.0.9
       brew install https://raw.githubusercontent.com/Homebrew/homebrew-core/477d5060fa093883204d70323965375353e03084/Formula/libtorrent-rasterbar.rb ;