waitpid doesn't seem to be doing what it's supposed to, so in an attempt

to allow the beos mpm to kill off it's workers and respawn them we'll
now have them ask for a restart when exiting.  This was suggested by
Bruno G Albuquerque <bga@bug-br.org.br>.

Submitted by:	Bruno G Albuquerque <bga@bug-br.org.br>
Reviewed by:	David Reid <dreid@apache.org>


git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/trunk@89736 13f79535-47bb-0310-9956-ffa450edef68