SEEK_DATA
npos = lseek(Ifile, curpos, SEEK_DATA);
if ((data = lseek(fd, hole, SEEK_DATA)) == -1) {
case SEEK_DATA: str = "SEEK_DATA"; break;
#ifndef SEEK_DATA
#ifndef SEEK_DATA
whence = (cmd == _FIO_SEEK_DATA) ? SEEK_DATA : SEEK_HOLE;
int c, fd, options = 0, whence = SEEK_DATA;
whence = whence == SEEK_HOLE ? SEEK_DATA : SEEK_HOLE;
return (SEEK_DATA);
return (off == 0 ? SEEK_HOLE : SEEK_DATA);
case SEEK_DATA:
case SEEK_DATA: