DARG
ramfs_close_dir(fs_volume* /*fs*/, fs_vnode* DARG(_node), void* _cookie)
ramfs_read_dir(fs_volume* _volume, fs_vnode* DARG(_node), void* _cookie,
DARG(Node *node = (Node*)_node; )
ramfs_write_vnode(fs_volume* /*fs*/, fs_vnode* DARG(_node), bool /*reenter*/)