pub type igraph_dfshandler_t = Option<unsafe extern "C" fn(graph: *const igraph_t, vid: igraph_int_t, dist: igraph_int_t, extra: *mut c_void) -> igraph_error_t>;Aliased Type§
pub enum igraph_dfshandler_t {
None,
Some(unsafe extern "C" fn(*const igraph_t, i64, i64, *mut c_void) -> u32),
}