From 25afcbbf0274cb84a721b7a5b3878b2542bea5b2 Mon Sep 17 00:00:00 2001
From: bkraul <bkraul@yahoo.com>
Date: Sun, 24 Feb 2019 15:31:55 -0600
Subject: [PATCH] More cleanup for ubuntu-18.04 image

---
 ubuntu-18.04/Dockerfile | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/ubuntu-18.04/Dockerfile b/ubuntu-18.04/Dockerfile
index d406b84..4d30cb8 100644
--- a/ubuntu-18.04/Dockerfile
+++ b/ubuntu-18.04/Dockerfile
@@ -24,6 +24,9 @@ RUN set -x \
     && echo extension=mcrypt.so > /etc/php/7.2/cli/conf.d/20-mcrypt.ini \
     && echo extension=pdo_sqlsrv.so > /etc/php/7.2/cli/conf.d/30-pdo_sqlsrv.ini \
     && echo extension=sqlsrv.so > /etc/php/7.2/cli/conf.d/20-sqlsrv.ini \
+    # uninstall all headers and libraries
+    && apt-get purge -y -f --force-yes \
+       php7.2-dev php-pear build-essential unixodbc-dev \
     # perform image cleanup.
     && docker-run-bootstrap \
     && docker-image-cleanup