message: Locate windows root as it is /mnt/c by default on Windows 10 WSL
diff: @@ -119,9 +119,21 @@ PLATFORM=$(uname)
  if uname -a | grep -qiE 'msys|cygwin|microsoft'; then
  PLATFORM=Windows
  +
  + if [ -d /c/Windows ]; then
  + WIN_ROOT=/
  + elif [ -d /mnt/c/Windows ]; then
  + WIN_ROOT=/mnt/
  + elif [ -d /cygdrive/c/Windows ]; then
  + WIN_ROOT=/cygdrive/
  + else
  + echo "Can't locate Windows root";
  + exit 1;
  + fi
  fi
  export PLATFORM;
  +export WIN_ROOT;
  echo "Platform: $PLATFORM";
  echo "Build root: $BUILD_ROOT";
  