F_CLASS32
is_elf = listhead && (listhead->ar_flag & (F_CLASS32 | F_CLASS64));
is_elf = (fptr->ar_flag & (F_CLASS32 | F_CLASS64)) != 0;
if ((fptr->ar_flag & (F_CLASS32 | F_CLASS64)) &&
(fptr->ar_next->ar_flag & (F_CLASS32 | F_CLASS64))) {
fptr->ar_flag |= F_CLASS32;