diff -up offlineimap-7.2.4/offlineimap/imapserver.py.blah offlineimap-7.2.4/offlineimap/imapserver.py
--- offlineimap-7.2.4/offlineimap/imapserver.py.blah	2020-02-04 22:34:55.492239624 -0500
+++ offlineimap-7.2.4/offlineimap/imapserver.py	2020-02-04 22:35:16.034422543 -0500
@@ -36,6 +36,8 @@ from offlineimap.ui import getglobalui
 
 
 try:
+    import sys
+    sys.path.append('FIXME')
     import gssapi
     have_gss = True
 except ImportError: