История изменений

The  number  of  bytes  written  may  be  less  than  count  if,  for  example, there is insufficient space on the underlying physical medium, or the RLIMIT_FSIZE resource limit is encountered (see setrlimit(2)), or the call was interrupted by a signal handler after having written less  than  count bytes. (See also pipe(7).)

       The  number  of  bytes  written  may  be  less  than  count  if,  for  example, there is insufficient space on the underlying physical medium, or the
       RLIMIT_FSIZE resource limit is encountered (see setrlimit(2)), or the call was interrupted by a signal handler after having written less  than  count
       bytes.  (See also pipe(7).)