Type Alias PFN_cusparseSparseToDense 

pub type PFN_cusparseSparseToDense = unsafe extern "C" fn(handle: cusparseHandle_t, mat_a: cusparseSpMatDescr_t, mat_b: cusparseDnMatDescr_t, alg: c_int, external_buffer: *mut c_void) -> cusparseStatus_t;