On Wed, Feb 26, 2003 at 11:33:04AM -0500, Perry E. Metzger wrote:

 > Not everything operates that way. In particular, more and more of our
 > programs are event driven and block in select, poll, or kevent anyway,
 > waiting for I/O or other events. Under such circumstances, checking
 > for changes to resolv.conf is free.

Right, so, the resolver code in libc doesn't do this.  Therefore,
a kevent(2) call would be necessary in order to detect a change to
the file.

-- 
        -- Jason R. Thorpe <thorpej@wasabisystems.com>