From dac074b0ad8925ea542edea8ffd113736364344e Mon Sep 17 00:00:00 2001
From: "Eugene V. Lyubimkin" <jackyf@1501-debian>
Date: Fri, 31 Oct 2008 21:21:18 +0200
Subject: [PATCH] Added 'unset GREP_OPTIONS' to apt-key.

---
 cmdline/apt-key  | 1 +
 debian/changelog | 4 ++++
 2 files changed, 5 insertions(+)

diff --git a/cmdline/apt-key b/cmdline/apt-key
index 51a0bc2d1..7bb30240e 100755
--- a/cmdline/apt-key
+++ b/cmdline/apt-key
@@ -1,6 +1,7 @@
 #!/bin/sh
 
 set -e
+unset GREP_OPTIONS
 
 # We don't use a secret keyring, of course, but gpg panics and
 # implodes if there isn't one available
diff --git a/debian/changelog b/debian/changelog
index 625dd8e0b..beef99123 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -26,6 +26,10 @@ apt (0.7.17) unstable; urgency=low
     - Added with override of 'apt must depend on python'. Script 'apt-mark'
       needs apt-python for working and checks this on fly. We don't want
       python in most cases.
+  * cmdline/apt-key:
+    - Added 'unset GREP_OPTIONS' to the script. This prevents 'apt-key update'
+      failure when GREP_OPTIONS contains options that modify grep output.
+      (Closes: #428752)
 
  -- Eugene V. Lyubimkin <jackyf.devel@gmail.com>  Fri, 24 Oct 2008 23:45:17 +0300
 
-- 
2.45.2