ports/157156: Fix port: audio/oss uses CONF_FILES internally

[edwin at FreeBSD.org]

Synopsis: Fix port: audio/oss uses CONF_FILES internally

Responsible-Changed-From-To: freebsd-ports-bugs->jkim
Responsible-Changed-By: edwin
Responsible-Changed-When: Wed May 18 19:50:19 UTC 2011
Responsible-Changed-Why: 
Over to maintainer (via the GNATS Auto Assign Tool)

http://www.freebsd.org/cgi/query-pr.cgi?pr=157156