Eric van Gyzen 8e402f34b9 libthr: const-ify two variables
Make the default umutex and urwlock initializers const,
because they can be, and as a microoptimization.

MFC after:	5 days
Sponsored by:	Dell Inc.
2016-01-13 22:34:55 +00:00
..
2016-01-13 22:34:55 +00:00