Use select() rather than usleep().
commit97512f0e823278dd79c4fc67dd099a0749d701ee
authorBen Kibbey <bjk@luxsci.net>
Wed, 7 Jan 2015 02:51:24 +0000 (6 21:51 -0500)
committerBen Kibbey <bjk@luxsci.net>
Wed, 7 Jan 2015 02:51:24 +0000 (6 21:51 -0500)
treed15d7853902aa3cd631ec413c7181a70a910754a
parentcff875eeb01c491fb0cf47339149db3d0fe0d4d8
Use select() rather than usleep().

In POSIX.1-2008 usleep() has been removed from the list of required
cancellation points while select() is required in both POSIX.1-2001 and
2008.
configure.ac
src/mutex.h