--- lzma-4.32.2/src/sdk/7zip/Common/FileStreams.cpp.4.32.2	2007-10-27 17:39:23.000000000 +0200
+++ lzma-4.32.2/src/sdk/7zip/Common/FileStreams.cpp	2007-10-27 17:41:54.000000000 +0200
@@ -205,6 +205,13 @@ STDMETHODIMP COutFileStream::SetSize(Int
   #endif
 }
 
+STDMETHODIMP COutFileStream::Close()
+{
+  if (!File.Close())
+    return E_FAIL;
+  return S_OK;
+}
+
 #ifndef _WIN32_WCE
 STDMETHODIMP CStdOutFileStream::Write(const void *data, UInt32 size, UInt32 *processedSize)
 {
@@ -247,5 +254,10 @@ STDMETHODIMP CStdOutFileStream::Write(co
   return S_OK;
   #endif
 }
-  
+
+STDMETHODIMP CStdOutFileStream::Close()
+{
+  return S_OK;
+}
+
 #endif
--- lzma-4.32.2/src/sdk/7zip/Common/FileStreams.h.4.32.2	2007-10-27 17:47:42.000000000 +0200
+++ lzma-4.32.2/src/sdk/7zip/Common/FileStreams.h	2007-10-27 17:48:05.000000000 +0200
@@ -80,6 +80,7 @@ public:
   STDMETHOD(Write)(const void *data, UInt32 size, UInt32 *processedSize);
   STDMETHOD(Seek)(Int64 offset, UInt32 seekOrigin, UInt64 *newPosition);
   STDMETHOD(SetSize)(Int64 newSize);
+  STDMETHOD(Close)();
 };
 
 #ifndef _WIN32_WCE
@@ -92,6 +93,7 @@ public:
 
   virtual ~CStdOutFileStream() {}
   STDMETHOD(Write)(const void *data, UInt32 size, UInt32 *processedSize);
+  STDMETHOD(Close)();
 };
 #endif
 
--- lzma-4.32.2/src/sdk/7zip/IStream.h.4.32.2	2007-10-27 17:57:54.000000000 +0200
+++ lzma-4.32.2/src/sdk/7zip/IStream.h	2007-10-27 17:58:00.000000000 +0200
@@ -36,6 +36,8 @@ STREAM_INTERFACE(ISequentialOutStream, 0
   This function is allowed to write less than "size".
   You must call Write function in loop, if you need to write exact amount of data
   */
+
+  STDMETHOD(Close)() PURE;
 };
 
 STREAM_INTERFACE_SUB(IInStream, ISequentialInStream, 0x03)