Function rcudnn::cudnnDropoutBackward

pub unsafe extern "C" fn cudnnDropoutBackward(
    handle: *mut cudnnContext, 
    dropoutDesc: *mut cudnnDropoutStruct, 
    dydesc: *mut cudnnTensorStruct, 
    dy: *const c_void, 
    dxdesc: *mut cudnnTensorStruct, 
    dx: *mut c_void, 
    reserveSpace: *mut c_void, 
    reserveSpaceSizeInBytes: usize
) -> cudnnStatus_t