public static extern unsafe LZMAStatus lzma_easy_encoder(LZMAStreamNative* strm, uint preset, LZMACheck check);
public static extern unsafe LZMAStatus lzma_code(LZMAStreamNative* strm, LZMAAction action);
public static extern unsafe LZMAStatus lzma_alone_encoder(LZMAStreamNative* strm, ref LZMAOptionLZMA options);
public static extern unsafe LZMAStatus lzma_auto_decoder(LZMAStreamNative* strm, ulong memlimit, uint flags);
public static extern unsafe LZMAStatus lzma_memlimit_set(LZMAStreamNative* strm, ulong memlimit);
public static extern unsafe ulong lzma_memlimit_get(LZMAStreamNative* strm);
public static extern unsafe ulong lzma_memusage(LZMAStreamNative* strm);
public static extern unsafe LZMAStatus lzma_stream_encoder(LZMAStreamNative* strm, void* filters, LZMACheck check);