F_SPARSE
F_SPARSE, "sparse",
fp->f_flags |= F_LISTED | F_SPARSE;
if (fp->f_flags & F_SPARSE) {
case F_SPARSE:
attr_to_name(F_SPARSE),
case F_SPARSE:
attr_to_name(F_SPARSE),
case F_SPARSE:
*xvs |= (1 << F_SPARSE);