K 10
svn:author
V 3
mjg
K 8
svn:date
V 27
2018-12-11T11:58:44.923561Z
K 7
svn:log
V 143
fd: tidy up closing a fd

- avoid a call to knote_close in the common case
- annotate mqueue as unlikely

Sponsored by:	The FreeBSD Foundation

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