[8] WXP minor fixes for a cleaner compile of c code

Hi Below are some warnings produced by the build of jdk8. Z:/JDK/jdk8/jdk/src/share/native/java/lang/Throwable.c(48) : warning C4028: paramétre formel 3 différent de la déclaration Z:/JDK/jdk8/jdk/src/windows/native/java/io/WinNTFileSystem_md.c(363) : warning C4101: 'pathlen': variable locale

[8] WXP fixes to avoid warning when compiling SA files

Hi Compiling SA files leads to warning because of old or invalid options as below set INCLUDE=C:\Program Files\Microsoft Visual Studio 10.0\VC\INCLUDE;C:\Program Files\Microsoft SDKs\Windows\v7.0A\include;C:\Program Files\Microsoft Visual Studio 10.0\VC\INCLUDE;C:\Program Files\Microsoft SDKs\