(7) Miscellaneous Information Manual (7) attributes - POSIX : " POSIX" GNU C. . ATTRIBUTES . : MT-Safe Thread-Safe . MT MT-Safe Multi Thread ( ). POSIX . . . GNU C. . . MT-Unsafe . . . . . init init . . . race race . . const const GNU C . race . ( ) . const . - const . sig sig . . (mutex) . term term : tcgetattr(3) tcsetattr(3) . term . . race:tcattr(fd) fd . . : locale locale . locale . const:locale . . env env getenv(3) . const:env . . hostid hostid " " . . " " (gethostid(3)) (sethostid(3)) const:hostid . ( ). sigintr sigintr _sigintr C . const:sigintr . . cwd cwd . ( nftw(3) FTW_CHDIR) ( openat(2)). :identifier race const sig. lock corrupt . :buf(arg) arg :tcattr(fd) fd. . /condition . /!ps /one_per_line ps (NULL) one_per_line . . pthreads(7), signal-safety(7) 3 . . : . 6.18 8 2026 (7)