pub unsafe extern "C" fn dm_tree_node_add_cache_target(
node: *mut dm_tree_node,
size: u64,
feature_flags: u64,
metadata_uuid: *const c_char,
data_uuid: *const c_char,
origin_uuid: *const c_char,
policy_name: *const c_char,
policy_settings: *const dm_config_node,
data_block_size: u32,
) -> c_int