From 7748c3da1b116055c637a2441e1f0e9434f82f00 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Janne=20He=C3=9F?= <janne@hess.ooo>
Date: Sun, 14 Oct 2018 20:12:08 +0200
Subject: [PATCH] nixos/nixos-install: Unset system

The system variable is used from the (possibly polluted) shell
environment.
This causes nixos-install to fail in a nix-shell because the system
shell variable is automatically set to the current system (e.g.
x86_64-linux).
---
 nixos/modules/installer/tools/nixos-install.sh | 1 +
 1 file changed, 1 insertion(+)

diff --git a/nixos/modules/installer/tools/nixos-install.sh b/nixos/modules/installer/tools/nixos-install.sh
index 22c1e0fe9a34..defc46ad2a72 100644
--- a/nixos/modules/installer/tools/nixos-install.sh
+++ b/nixos/modules/installer/tools/nixos-install.sh
@@ -13,6 +13,7 @@ extraBuildFlags=()
 
 mountPoint=/mnt
 channelPath=
+system=
 
 while [ "$#" -gt 0 ]; do
     i="$1"; shift 1