Xrootd support via shift

CI/al8_32.yml

@@ -12,7 +12,7 @@ cernlib_al8_32:
   script:
     - echo "[http]" > ~/.gitconfig; echo "    emptyAuth = true" >> ~/.gitconfig; echo >>  ~/.gitconfig
     - . /etc/kinit.sh ; klist
-    - path=`pwd`; export DELPHI_INSTALL_DIR=$path/d;  make clean setup cernlib
+    - path=`pwd`; export DELPHI_INSTALL_DIR=$path/d; export CERNLIB_SHIFT=OFF; make clean setup cernlib
   artifacts:
     paths:
       - d