From 02f7d2946b3e93ad9eedab1646411e311b2d90ef Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Ciro=20Santilli=20=E5=85=AD=E5=9B=9B=E4=BA=8B=E4=BB=B6=20?=
 =?UTF-8?q?=E6=B3=95=E8=BD=AE=E5=8A=9F?= <ciro.santilli@gmail.com>
Date: Sat, 15 Sep 2018 00:52:15 +0100
Subject: [PATCH] build-buildroot: fix is LD_LIBRARY_PATH is not defined

confiure: install rsync for docker
---
 common.py | 3 ++-
 configure | 1 +
 2 files changed, 3 insertions(+), 1 deletion(-)

diff --git a/common.py b/common.py
index b33e171..eecf2a7 100644
--- a/common.py
+++ b/common.py
@@ -277,7 +277,8 @@ def run_cmd(
     env = os.environ.copy()
     env.update(extra_env)
     for key in delete_env:
-        del env[key]
+        if key in env:
+            del env[key]
     if show_cmd:
         print_cmd(cmd, cmd_file, extra_env=extra_env)
     # Otherwise Ctrl + C gives:
diff --git a/configure b/configure
index b8c24af..b8c12fd 100755
--- a/configure
+++ b/configure
@@ -44,6 +44,7 @@ cpio \
 expect \
 git \
 moreutils \
+rsync \
 tmux \
 unzip \
 vinagre \