Add back usage information for kdo.

diff --git a/kerberos/kdo b/kerberos/kdo
index 51a5d9b5682020b261565660e21637c81e002710..b6a755c962f95959740a8a807ca23e6339ccd670 100644 (file)
--- a/kerberos/kdo
+++ b/kerberos/kdo
@@ -1,6 +1,8 @@
 # kdo is a shell function for interacting with multiple Kerberos
 # credential caches.
 #
+# To use kdo, add this snippet to your .bashrc or .bashrc.mine file.
+#
 # To run a command with a different set of credentials from your
 # default, run
 #