py/runtime: Convert mp_uint_t to size_t where appropriate.
diff --git a/py/nativeglue.c b/py/nativeglue.c
index 5f2164e..5db6308 100644
--- a/py/nativeglue.c
+++ b/py/nativeglue.c
@@ -86,7 +86,7 @@
// wrapper that accepts n_args and n_kw in one argument
// (native emitter can only pass at most 3 arguments to a function)
-mp_obj_t mp_native_call_function_n_kw(mp_obj_t fun_in, mp_uint_t n_args_kw, const mp_obj_t *args) {
+mp_obj_t mp_native_call_function_n_kw(mp_obj_t fun_in, size_t n_args_kw, const mp_obj_t *args) {
return mp_call_function_n_kw(fun_in, n_args_kw & 0xff, (n_args_kw >> 8) & 0xff, args);
}