Fix the issues,

1. NULL Pointer Errors in Variable.c
2. consoleoption Null Ptr Error
3. bootmaint Null Ptr Error
4. EFIAPI missing Crc32SectionExtraction.c  


git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@2252 6f19259b-4bc3-4df7-8a09-765794883524

EdkUnixPkg/Dxe/PlatformBds/Generic/BootMaint/Variable.c

@@ -450,6 +450,7 @@ Var_UpdateConsoleOption (
                             NewTerminalContext->DevicePath,
                             (EFI_DEVICE_PATH_PROTOCOL *) &Vendor
                             );
+      ASSERT (TerminalDevicePath != NULL);
       ChangeTerminalDevicePath (TerminalDevicePath, TRUE);
       Temp = DevicePathToStr (TerminalDevicePath);
       ConDevicePath = AppendDevicePathInstance (