Index - N
| nearZero | SDL.Vect, SDL |
| negated | SDL.Vect, SDL |
| NoRightClick | SDL.Hint, SDL |
| norm | SDL.Vect, SDL |
| Normal | SDL.Video.OpenGL, SDL.Video, SDL |
| normalize | SDL.Vect, SDL |
| normalizePoint | SDL.Vect, SDL |
| NormalPriority | SDL.Hint, SDL |
| numAxes | SDL.Input.Joystick, SDL.Input, SDL |
| numBalls | SDL.Input.Joystick, SDL.Input, SDL |
| numButtons | SDL.Input.Joystick, SDL.Input, SDL |
| numHaptics | SDL.Raw.Haptic, SDL.Raw |
| numHats | SDL.Input.Joystick, SDL.Input, SDL |
| numJoysticks | |
| 1 (Function) | SDL.Raw.Event, SDL.Raw |
| 2 (Function) | SDL.Input.Joystick, SDL.Input, SDL |