--- a/src/HOL/IsaMakefile Wed Mar 03 11:15:18 1999 +0100
+++ b/src/HOL/IsaMakefile Wed Mar 03 11:26:36 1999 +0100
@@ -166,6 +166,7 @@
UNITY/Client.ML UNITY/Client.thy UNITY/Comp.ML UNITY/Comp.thy\
UNITY/Deadlock.ML UNITY/Deadlock.thy UNITY/FP.ML UNITY/FP.thy\
UNITY/Union.ML UNITY/Union.thy UNITY/Handshake.ML UNITY/Handshake.thy\
+ UNITY/Extend.ML UNITY/Extend.thy\
UNITY/LessThan.ML UNITY/LessThan.thy UNITY/Mutex.ML UNITY/Mutex.thy\
UNITY/Network.ML UNITY/Network.thy UNITY/Reach.ML UNITY/Reach.thy\
UNITY/SubstAx.ML UNITY/SubstAx.thy UNITY/Token.ML UNITY/Token.thy\