K 10
svn:author
V 6
jilles
K 8
svn:date
V 27
2010-03-28T20:19:41.167746Z
K 7
svn:log
V 227
MFC r200818: rc.subr: Use pwait in wait_for_pids.

This waits for the requested process(es) to terminate, rather than polling
with an interval of 2 seconds.

If pwait is not available, the old method is used.

PR:		conf/132766

END