pub unsafe extern "C" fn cudnnGetConvolutionForwardWorkspaceSize(
handle: cudnnHandle_t,
xDesc: cudnnTensorDescriptor_t,
wDesc: cudnnFilterDescriptor_t,
convDesc: cudnnConvolutionDescriptor_t,
yDesc: cudnnTensorDescriptor_t,
algo: cudnnConvolutionFwdAlgo_t,
sizeInBytes: *mut usize
) -> cudnnStatus_t