diff -r 0135e64c6c66 -r c4fd2813b127 misc/libphysfs/lzma/CPP/7zip/Common/VirtThread.cpp
--- a/misc/libphysfs/lzma/CPP/7zip/Common/VirtThread.cpp	Wed May 16 18:22:28 2018 +0200
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,45 +0,0 @@
-// VirtThread.cpp
-
-#include "StdAfx.h"
-
-#include "VirtThread.h"
-
-static THREAD_FUNC_DECL CoderThread(void *p)
-{
-  for (;;)
-  {
-    CVirtThread *t = (CVirtThread *)p;
-    t->StartEvent.Lock();
-    if (t->ExitEvent)
-      return 0;
-    t->Execute();
-    t->FinishedEvent.Set();
-  }
-}
-
-HRes CVirtThread::Create()
-{
-  RINOK(StartEvent.CreateIfNotCreated());
-  RINOK(FinishedEvent.CreateIfNotCreated());
-  StartEvent.Reset();
-  FinishedEvent.Reset();
-  ExitEvent = false;
-  if (Thread.IsCreated())
-    return S_OK;
-  return Thread.Create(CoderThread, this);
-}
-
-void CVirtThread::Start()
-{
-  ExitEvent = false;
-  StartEvent.Set();
-}
-
-CVirtThread::~CVirtThread()
-{
-  ExitEvent = true;
-  if (StartEvent.IsCreated())
-    StartEvent.Set();
-  Thread.Wait();
-}
-