The following reply was made to PR ports/144525; it has been noted by GNATS. From: matti k <matti.k at bigpond.net.au> To: bug-followup at FreeBSD.org, mihai.militaru at gmx.com Cc: Subject: Re: ports/144525: cannot build port x11/sessreg Date: Thu, 20 May 2010 19:47:05 +1000 Run `make delete-old` in /usr/src fixed it for me.