K 10
svn:author
V 6
eadler
K 8
svn:date
V 27
2012-06-01T04:42:52.152900Z
K 7
svn:log
V 148
Add sysctl to query amount of swap space free

PR:		kern/166780
Submitted by:	Radim Kolar <hsn@sendmail.cz>
Approved by:	cperciva
MFC after:	1 week

END