Usage: /home/ohair/hgrepos/home_bin/bin/vsvars [-help] [-v] [-c] [-s] [-p] [-v9] [-v8] [-v7] [-32] [-64]
  -help    Print out this help message
  -v       Verbose output (warns about missing directories)
  -c       Print out csh style output
  -s       Print out sh style output
  -p       Print out properties style output
  -v9      Use Visual Studio 9 (VS2008)
  -v8      Use Visual Studio 8 (VS2005)
  -v7      Use Visual Studio 7 (VS2003)
  -32      Force 32bit
  -64      Force 64bit