anchor.diff:  if "%BUILD_MODE%"=="fulldebug" set TARGET="debug"
   if "%BUILD_MODE%"=="fullrelease" set TARGET="release"
   
  +set ARCH=x64
  +
   SET ROOT_DIR="%cd%"
   echo "Root directory is %ROOT_DIR%"
   echo "Build mode is %BUILD_MODE%"
  
positive.code:   echo "%PRINT_PREFIX% xpiks-deps root is %XPIKS_DEPS_LIBS%"
  
    rem ffmpeg
    xcopy /s %XPIKS_DEPS_ROOT%\windows-libs\ffmpeg-x64\%TARGET% %ROOT_DIR%\libs\%TARGET%
    
    rem xpiks deps
    copy %XPIKS_DEPS_LIBS%\*curl* %ROOT_DIR%\libs\%TARGET%
  
negative.code: set NMAKE_OPTIONS="clean all /f Makefile"
  
  set XPIKS_DEPS_ROOT="%ROOT_DIR%\..\xpiks-deps"
  set XPIKS_DEPS_LIBS="%XPIKS_DEPS_ROOT%\windows-libs\%TARGET%-%ARCH%"
  
  if "%BUILD_MODE%"=="appveyor" (
     set PRINT_PREFIX=""
     set QMAKE_EXE="qmake"
     rem call "C:\Program Files (x86)\Microsoft Visual Studio 14.0\VC\vcvarsall.bat" %ARCH%
     git submodule update --init --recursive
  ) else (
  