yfs_xdr_YFSCallBack
sizeof(struct yfs_xdr_YFSCallBack) +
afs_extract_to_buf(call, sizeof(struct yfs_xdr_YFSCallBack));
struct yfs_xdr_YFSCallBack *x = (void *)*_bp;
sizeof(struct yfs_xdr_YFSCallBack) +
sizeof(struct yfs_xdr_YFSCallBack) +
sizeof(struct yfs_xdr_YFSCallBack) +
sizeof(struct yfs_xdr_YFSCallBack) +