pub unsafe extern "C" fn gtk_builder_cscope_add_callback_symbols(
self_: *mut GtkBuilderCScope,
first_callback_name: *const c_char,
first_callback_symbol: GCallback,
...
)
pub unsafe extern "C" fn gtk_builder_cscope_add_callback_symbols(
self_: *mut GtkBuilderCScope,
first_callback_name: *const c_char,
first_callback_symbol: GCallback,
...
)