+ glutGetProcAddress
+ glutJoystickGetNumAxes
+ glutJoystickGetNumButtons
+ glutJoystickNotWorking
+ glutJoystickGetDeadBand
+ glutJoystickSetDeadBand
+ glutJoystickGetSaturation
+ glutJoystickSetSaturation
+ glutJoystickSetMinRange
+ glutJoystickSetMaxRange
+ glutJoystickSetCenter
+ glutJoystickGetMinRange
+ glutJoystickGetMaxRange
+ glutJoystickGetCenter