man pages section 3: Basic Library Functions Document Information Using This Documentation Basic Library Functions __fbufsize(3C) __flbf(3C) __fpending(3C) __fpurge(3C) __freadable(3C) __freading(3C) __fsetlocking(3C) __fwritable(3C) __fwriting(3C) _edata(3C) _end(3C) _etext(...
setcorresponds to the new signal mask. The current signal mask is replaced byset. If the value ofosetis notNULL, it points to the location where the previous signal mask is stored. RETURN VALUES Upon successful completion, thepthread_sigmask()function returns0. Otherwise, it returns a non-ze...