ESPIPE
if (lseek(SHIN, (off_t) 0, SEEK_CUR) == -1 || errno == ESPIPE)
else if ((lseek(arfd, 0, SEEK_CUR) == -1) && (errno == ESPIPE))
errno = ESPIPE;
if (lseek(rfd, 0, SEEK_CUR) == -1 && errno == ESPIPE) {
errno = ESPIPE; /* historic practice */
errno = ESPIPE; /* historic practice */
case ESPIPE:
else if (errno != ESPIPE)
else if (errno != ESPIPE)
else if (errno != ESPIPE)
else if (errno != ESPIPE)
error = ESPIPE;
error = ESPIPE;
error = ESPIPE;
return (ESPIPE);
errno == ESPIPE) {