K 10
svn:author
V 7
rwatson
K 8
svn:date
V 27
2006-03-14T19:32:03.000000Z
K 7
svn:log
V 236
When opening a trace file, open O_NONBLOCK so that ktrace doesn't stall
if the target is a fifo.  After opening a trace file, check that it is a
regular file, and if not, return an error.

MFC after:	3 days
Reported by:	kris
PR:		94278

END