u8g_add 2888 ext/uvector/uvector.c r = u8g_add(v0, v1, clamp); u8g_add 2903 ext/uvector/uvector.c r = u8g_add(v0, v1, clamp); u8g_add 2917 ext/uvector/uvector.c r = u8g_add(v0, v1, clamp);