From bf64b0462c4ae41946fddfb6ad55b46f3d4b416f Mon Sep 17 00:00:00 2001
From: Alexander Barton <alex@barton.de>
Date: Fri, 18 Apr 2014 14:50:19 +0200
Subject: [PATCH] Unset temporary/local variables

---
 sys/profile | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/sys/profile b/sys/profile
index 2e4f778..01251ef 100644
--- a/sys/profile
+++ b/sys/profile
@@ -51,21 +51,22 @@ else
 	export PATH
 fi
 # prepend optional directories to PATH ...
-path=""
+unset path
 for d in /Developer/usr/bin /usr/pkg/bin /usr/ucb /usr/lib/ccache /opt/*/bin; do
 	if [ -d "$d" -o -h "$d" ]; then
 		[ -e "$d/.not_in_path" ] || path="$path$d:"
 	fi
 done
 [ -n "$path" ] && PATH="$path$PATH"
+unset path
 if [ "$LOGNAME" = "root" ]; then
-	path=""
 	for d in /usr/pkg/sbin /opt/*/sbin; do
 		if [ -d "$d" -o -h "$d" ]; then
 			[ -e "$d/.not_in_path" ] || path="$path$d:"
 		fi
 	done
 	[ -n "$path" ] && PATH="$path$PATH"
+	unset path
 fi
 # append optional directories to PATH ...
 for d in /usr/bin/X11 /usr/games /usr/share/php/bin; do
@@ -73,6 +74,7 @@ for d in /usr/bin/X11 /usr/games /usr/share/php/bin; do
 		[ -e "$d/.not_in_path" ] || PATH="$PATH:$d"
 	fi
 done
+unset d
 # set PATH so it includes user's private executables
 [ -d ~/Applications -a ! -e ~/Applications/.not_in_path ] \
 	&& PATH=~/Applications:"${PATH}"
@@ -92,6 +94,7 @@ if [ ! "$(type manpath 2>/dev/null)" ]; then
 	[ -n "$path" ] && MANPATH="$path$MANPATH"
 	[ -d ~/share/man ] && MANPATH=~/share/man:"${MANPATH}"
 	[ -d ~/man ] && MANPATH=~/man:"${MANPATH}"
+	unset path d
 fi
 
 # set variable identifying the chroot you work in
@@ -122,6 +125,7 @@ if [ -d /etc/profile.d -o -d /usr/local/etc/profile.d ]; then
 				. "$f"
 		esac
 	done
+	unset f
 fi
 
 # read local profile, if available
-- 
2.39.2