title: Error while compiling libjingle on windows 7
body: <p>I followed the README included in libjingle download. Installed all the 3rd party packages and ran this command: </p>
  
  <p>hammer.bat --jobs=6 --verbose --mode=all all_programs</p>
  
  <p>I get this error:</p>
  
  <pre><code>cl /Fobuild\dbg\obj\session\phone\videoadapter.obj /c session\phone\videoadapter.cc /TP /ZI /Od /MTd /RTC1 /nologo /W3 /Fdbuild\dbg\obj\session\phone\
  videoadapter.obj.pdb /WX /Zc:forScope /EHs-c- /GR- /Gy /wd4996 /w14701 /w14702 /w14706 /w14709 /w14063 /w14064 /w14057 /w14263 /w14266 /w14296 /w14355
   /DLOGGING=1 /DFEATURE_ENABLE_SSL /DFEATURE_ENABLE_VOICEMAIL /DFEATURE_ENABLE_PSTN /DHAVE_SRTP /D_ATL_CSTRING_EXPLICIT_CONSTRUCTORS /D_CRT_SECURE_NO_W
  ARNINGS /D_SCL_SECURE_NO_WARNINGS /D_USE_32BIT_TIME_T /D_UNICODE /DUNICODE /D_HAS_EXCEPTIONS=0 /DWIN32 /DWINVER=0x0500 /D_WIN32_WINNT=0x0501 /D_WIN32_
  IE=0x0501 /DNTDDI_VERSION=NTDDI_WINXP /D_WINDOWS /D_DEBUG /DFEATURE_ENABLE_VOICEMAIL /DEXPAT_RELATIVE_PATH /DGTEST_RELATIVE_PATH /DSRTP_RELATIVE_PATH
  /DXML_STATIC /D_LIB /Ibuild\dbg\obj /I. /IC:\code /IC:\wtl_71\include /IC:\include /Ibuild\dbg\obj\third_party\libudev /Ithird_party\libudev /Ibuild\d
  bg\obj\third_party\expat-2.0.1\lib /Ithird_party\expat-2.0.1\lib /Ibuild\dbg\obj\third_party\gtest\include /Ithird_party\gtest\include /Ibuild\dbg\obj
  \third_party\srtp\include /Ithird_party\srtp\include /Ibuild\dbg\obj\third_party\srtp\crypto\include /Ithird_party\srtp\crypto\include /Ibuild\dbg\obj
  \third_party\openssl\include /Ithird_party\openssl\include
  videoadapter.cc
  c:\code\talk\third_party\srtp\crypto\include\config.h(188) : error C2371: 'int8_t' : redefinition; different basic types
          c:\program files (x86)\microsoft visual studio 10.0\vc\include\stdint.h(17) : see declaration of 'int8_t'
  c:\code\talk\third_party\srtp\crypto\include\config.h(188) : error C2371: 'int8_t' : redefinition; different basic types
          c:\program files (x86)\microsoft visual studio 10.0\vc\include\stdint.h(17) : see declaration of 'int8_t'
  scons: *** [build\dbg\obj\session\phone\srtpfilter.obj] Error 2
  
  scons: building terminated because of errors.
  </code></pre>
  
  <p>Environment details:</p>
  
  <p>Windows 7</p>
  
  <p>python 2.7.3</p>
  
  <p>scons 2.1.0</p>
  
  <p>Visual C++ 2010 Express</p>