Clarify that pthread_cleanup_push()/pop() are implemented as macros that create a new code block and thus must be balanced at the same lexical scope. (This is also a requirement in POSIX.) PR: 194280 Submitted by: dr2867.business@pacbell.net MFC after: 1 week
head/share/man/man3/pthread_cleanup_pop.3
head/share/man/man3/pthread_cleanup_push.3