void x_cgo_set_context_function(void (*context)(struct context_arg*)) {
	EnterCriticalSection(&runtime_init_cs);
	cgo_context_function = context;
	LeaveCriticalSection(&runtime_init_cs);
}

// Gets the context function.
void (*(_cgo_get_context_function(void)))(struct context_arg*) {
	void (*ret)(struct context_arg*);

	EnterCriticalSection(&runtime_init_cs);
	ret = cgo_context_function;