+# We know that the notmuch emacs code doesn't work with emacs before emacs23
+if [ ${FLAVOR} = emacs21 ]; then exit 0; fi
+if [ ${FLAVOR} = emacs22 ]; then exit 0; fi
+if [ ${FLAVOR} = xemacs21 ]; then exit 0; fi
+if [ ${FLAVOR} = xemacs22 ]; then exit 0; fi
+