Konstantin Belousov ec5fed758c Ensure that threading library is initialized in pthread_mutex_init().
We need at least thr_malloc ready.  The situation is possible e.g. in case
of libthr being listed in DT_NEEDED before some of its consumers.

Reported and tested by:	lev
Sponsored by:	The FreeBSD Foundation
MFC after:	1 week
2020-11-30 17:00:36 +00:00
..
2019-12-11 17:37:53 +00:00