Function xcb::ffi::xkb::xcb_xkb_get_map_map_syms_rtrn_iterator

pub unsafe extern fn xcb_xkb_get_map_map_syms_rtrn_iterator(
    R: *const xcb_xkb_get_map_reply_t, 
    S: *const xcb_xkb_get_map_map_t
) -> xcb_xkb_key_sym_map_iterator_t