ZPOOL_INITIALIZE_COMMAND
fnvlist_add_uint64(args, ZPOOL_INITIALIZE_COMMAND, (uint64_t)cmd_type);
fnvlist_add_uint64(required, ZPOOL_INITIALIZE_COMMAND,
{ZPOOL_INITIALIZE_COMMAND, DATA_TYPE_UINT64, 0},
if (nvlist_lookup_uint64(innvl, ZPOOL_INITIALIZE_COMMAND,