nfs_read
{ nfs_open, nfs_close, nfs_read, nfs_write, nfs_seek, nfs_stat },
{ nfs_open, nfs_close, nfs_read, nfs_write, nfs_seek, nfs_stat },
static vop_read_t nfs_read;
.vop_read = nfs_read,
{ &vop_read_desc, nfs_read }, /* read */
int nfs_read(void *);