ATTR_READONLY
vn->vn_mode |= denode.de_Attributes & ATTR_READONLY ? 0 : 0222;
if (dep->de_Attributes & ATTR_READONLY)
if (dep->de_Attributes & ATTR_READONLY)
dep->de_Attributes |= ATTR_READONLY;
dep->de_Attributes &= ~ATTR_READONLY;
dep->de_Attributes &= ~ATTR_READONLY;
dep->de_Attributes |= ATTR_READONLY;
ATTR_ARCHIVE : ATTR_ARCHIVE | ATTR_READONLY;