#[no_mangle]
pub extern "C" fn wasm_functype_new(
params: &mut wasm_valtype_vec_t,
results: &mut wasm_valtype_vec_t,
) -> Box<wasm_functype_t>
#[no_mangle]
pub extern "C" fn wasm_functype_new(
params: &mut wasm_valtype_vec_t,
results: &mut wasm_valtype_vec_t,
) -> Box<wasm_functype_t>