The following reply was made to PR bin/26504; it has been noted by GNATS.

From: Matthias Scheler <tron@netbsd.org>
To: gnats-bugs@NetBSD.org
Cc: 
Subject: PR/26504 CVS commit: src/dist/dhcp/client
Date: Sat,  7 Oct 2006 14:14:06 +0000 (UTC)

 Module Name:	src
 Committed By:	tron
 Date:		Sat Oct  7 14:14:06 UTC 2006
 
 Modified Files:
 	src/dist/dhcp/client: dhclient.c
 
 Log Message:
 Teach dhclient(8) to exit gracefully if another instance is already
 running instead of overwriten the PID file, removing IPv4 address
 from the network interface(s) and leaving the system in a broken state.
 
 This fixes PR bin/26504 by Jun-ichiro itojun Hagino. Patch supplied
 by Rivo Nurges during NetBSD's second Bugathon.
 
 
 To generate a diff of this commit:
 cvs rdiff -r1.17 -r1.18 src/dist/dhcp/client/dhclient.c
 
 Please note that diffs are not public domain; they are subject to the
 copyright notices on the relevant files.