! ZSTD_getCParams_internal() : * @return ZSTD_compressionParameters structure for a selected compression level, srcSize and dictSize. * Note: srcSi

* Returns the lowest allowed match index. It may either be in the ext-dict or the prefix. */

* Error Management ***************************************/ ! ZSTD_isError * tells if a return value is an error code */

* Helper function to add to a pointer that works around C's undefined behavior * of adding 0 to NULL. * * @returns `ptr + add` except it defines `N

operations on global state