Function zend_hash_update_current_key_ex

pub unsafe extern "C" fn zend_hash_update_current_key_ex(
    ht: *mut HashTable,
    key_type: c_int,
    str_index: *const c_char,
    str_length: uint,
    num_index: ulong,
    mode: c_int,
    pos: *mut HashPosition,
) -> c_int