Function wasmtime_component_linker_instance_add_module 

#[unsafe(no_mangle)]
pub unsafe extern "C" fn wasmtime_component_linker_instance_add_module(
    linker_instance: &mut wasmtime_component_linker_instance_t<'_>,
    name: *const u8,
    name_len: usize,
    module: &wasmtime_module_t,
) -> Option<Box<wasmtime_error_t>>