BN_FLG_MALLOCED
dest->flags = ((dest->flags & BN_FLG_MALLOCED)
| (b->flags & ~BN_FLG_MALLOCED)
if (BN_get_flags(a, BN_FLG_MALLOCED)) {
if (a->flags & BN_FLG_MALLOCED)
ret->flags = BN_FLG_MALLOCED;
#define FLAGS_STRUCT(flags) ((flags) & (BN_FLG_MALLOCED))
ret->flags = BN_FLG_MALLOCED;
if (mont->flags & BN_FLG_MALLOCED)
ret->flags = BN_FLG_MALLOCED;
if (recp->flags & BN_FLG_MALLOCED)
&& !BN_get_flags(src, BN_FLG_MALLOCED))