public static void CloseLibFile(IntPtr hFileBase)
 {
     Win32Native._lclose(hFileBase);
 }
 public static void CloseMapFile(IntPtr hFileMapping)
 {
     Win32Native.CloseHandle(hFileMapping);
 }
 public static void UnmapViewOfFile(IntPtr hMapViewOfFile)
 {
     Win32Native.UnmapViewOfFile(hMapViewOfFile);
 }