[C#]
    void ExtensionCmd(string Extension, byte[] DataBuffer, System.IO.Stream ResponseStream);
    void ExtensionCmd(string Extension, System.IO.Stream ResponseStream);

[VB.NET]
    Sub ExtensionCmd(ByVal Extension As String, ByVal DataBuffer As Byte(), ByVal ResponseStream As System.IO.Stream)
    Sub ExtensionCmd(ByVal Extension As String, ByVal ResponseStream As System.IO.Stream)

[Pascal]
    procedure ExtensionCmd(const Extension : string; DataBuffer : pointer; Size : integer; ResponseStream : TStream); overload;
    procedure ExtensionCmd(const Extension : string; ResponseStream : TStream); overload;

[C++]
    void ExtensionCmd(const std::string &Extension, void * DataBuffer, int32_t Size, TStream &ResponseStream);
    void ExtensionCmd(const std::string &Extension, void * DataBuffer, int32_t Size, TStream *ResponseStream);
    void ExtensionCmd(const std::string &Extension, TStream &ResponseStream);
    void ExtensionCmd(const std::string &Extension, TStream *ResponseStream);

[PHP]
    void ExtensionCmd(string $Extension, TSBPointer|array of byte|string|NULL $DataBuffer, integer $Size, TStream $ResponseStream)
    void ExtensionCmd(string $Extension, TStream $ResponseStream)

[Java]
    void extensionCmd(String Extension, byte[] DataBuffer, TElStream ResponseStream);
    void extensionCmd(String Extension, TElStream ResponseStream);