pub unsafe extern "C" fn PhidgetBLDCMotor_setOnVelocityUpdateHandler(
ch: PhidgetBLDCMotorHandle,
fptr: PhidgetBLDCMotor_OnVelocityUpdateCallback,
ctx: *mut c_void,
) -> PhidgetReturnCodepub unsafe extern "C" fn PhidgetBLDCMotor_setOnVelocityUpdateHandler(
ch: PhidgetBLDCMotorHandle,
fptr: PhidgetBLDCMotor_OnVelocityUpdateCallback,
ctx: *mut c_void,
) -> PhidgetReturnCode