anchor.diff:  cd ..
   @ECHO DONE WITH CURL
   
  -
   @ECHO BUILDING ZLIB
   cd zlib-%ZLIB_VERSION%
   nmake -f win32/Makefile.msc
   cd ..
   
  -REM @ECHO BUILDING PTHREADS
  -REM cd pthreads-w32-%PTHREAD_VERSION%-release
  -REM #nmake clean VC-static-debug
  -REM #nmake clean VC-static
  -REM #test
  -REM nmake clean VC
  -REM nmake clean VC-debug
  -REM cd ..
  -
   @ECHO BUILDING BOOST
   cd boost_%BOOST_VERSION%
   rmdir /s /q bin.v2
  -REM call "C:\Program Files (x86)\Microsoft Visual Studio %VISUALSTUDIO_VERSION%\VC\vcvarsall.bat" amd64
   call bootstrap.bat
  -#b2 -j 4 -toolset=msvc-%VISUALSTUDIO_VERSION% address-model=64 --build-type=complete --stagedir=lib\x64 stage -s ZLIB_INCLUDE=%CD%\..\zlib-%ZLIB_VERSION% -s ZLIB_LIBPATH=%CD%\..\zlib-%ZLIB_VERSION%
  -b2 -j 8 -toolset=msvc-%VISUALSTUDIO_VERSION% address-model=64 --build-type=complete --stagedir=lib\x64 stage -s ZLIB_SOURCE=%CD%\..\zlib-%ZLIB_VERSION%
  +b2 -j 4 -toolset=msvc-%VISUALSTUDIO_VERSION% address-model=64 --build-type=complete link=static --stagedir=lib\x64 stage -s ZLIB_SOURCE=%CD%\..\zlib-%ZLIB_VERSION%
   rmdir /s /q bin.v2
   cd ..
   
  
positive.code: 
  
  wget http://sourceforge.net/projects/boost/files/boost/%BOOST_VERSION_DOTTED%/boost_%BOOST_VERSION%.tar.gz/download -Oboost_%BOOST_VERSION%.tar.gz
  gunzip boost_%BOOST_VERSION%.tar.gz
  tar xf boost_%BOOST_VERSION%.tar
  del boost_%BOOST_VERSION%.tar
  
  
negative.code: del c-ares.zip
  
  wget --no-check-certificate https://github.com/google/snappy/releases/download/%SNAPPY_VERSION%/snappy-%SNAPPY_VERSION%.tar.gz  -Osnappy-%SNAPPY_VERSION%.tar.gz
  gzip -d snappy-%SNAPPY_VERSION%.tar.gz
  tar xf snappy-%SNAPPY_VERSION%.tar
  del snappy-%SNAPPY_VERSION%.tar
  
  wget http://curl.haxx.se/download/curl-%CURL_VERSION%.tar.gz
  gzip -d curl-%CURL_VERSION%.tar.gz
  tar xf curl-%CURL_VERSION%.tar
  del curl-%CURL_VERSION%.tar
  
  wget --no-check-certificate https://github.com/joyent/http-parser/archive/v%JOYENT_HTTP_VERSION%.tar.gz -Ohttp_parser-v%JOYENT_HTTP_VERSION%.tar.gz
  gzip -d http_parser-v%JOYENT_HTTP_VERSION%.tar.gz
  tar xf http_parser-v%JOYENT_HTTP_VERSION%.tar
  del http_parser-v%JOYENT_HTTP_VERSION%.tar
  
  wget  http://www.openssl.org/source/%OPEN_SSL_VERSION%.tar.gz 
  gzip -d %OPEN_SSL_VERSION%.tar.gz
  tar xf %OPEN_SSL_VERSION%.tar
  del %OPEN_SSL_VERSION%.tar
  rmdir /s /q %OPEN_SSL_VERSION%\include
  
  wget http://zlib.net/zlib-%ZLIB_VERSION%.tar.gz
  gzip -d zlib-%ZLIB_VERSION%.tar.gz
  tar xf zlib-%ZLIB_VERSION%.tar
  del zlib-%ZLIB_VERSION%.tar
  
  