+void show_message(long timeout, const Vec3 &color, const char *fmt, ...);
+void show_messagev(long timeout, const Vec3 &color, const char *fmt, va_list ap);
+
+void print_text(const Vec2 &pos, const Vec3 &color, const char *fmt, ...);
+void print_textv(const Vec2 &pos, const Vec3 &color, const char *fmt, va_list ap);