if /i "%1" == "clean" (set __CleanBuild=1&shift&goto Arg_Loop)
+if /i "%1" == "windowsmscorlib" (set __MscorlibOnly=1&set __BuildOS=Windows_NT&shift&goto Arg_Loop)
if /i "%1" == "linuxmscorlib" (set __MscorlibOnly=1&set __BuildOS=Linux&shift&goto Arg_Loop)
if /i "%1" == "osxmscorlib" (set __MscorlibOnly=1&set __BuildOS=OSX&shift&goto Arg_Loop)
echo BuildType can be: Debug, Release
echo Clean - optional argument to force a clean build.
echo VSVersion - optional argument to use VS2013 or VS2015 (default VS2013)
+echo windowsmscorlib - Build mscorlib for Windows
echo linuxmscorlib - Build mscorlib for Linux
echo osxmscorlib - Build mscorlib for OS X
exit /b 1