* rc-int.h (struct _krb5_rc_ops): Add new member, recover_or_init.

* rc-int.h (struct _krb5_rc_ops): Add new member, recover_or_init.
* rc_dfl.c (krb5_rc_dfl_init_locked): New function, with most of the content of
old krb5_rc_dfl_init.
(krb5_rc_dfl_init): Call it.
(krb5_rc_dfl_recover_or_init): New function.
* rc_dfl.h (krb5_rc_dfl_recover_or_init): Declare.
* rcdef.c (krb5_rc_dfl_ops): Initialize new field.
* rc_none.c (krb5_rc_none_recover_or_init): New macro.
(krb5_rc_none_ops): Initialize new field.
* rcfns.c (krb5_rc_recover_or_initialize): New function.

git-svn-id: svn://anonsvn.mit.edu/krb5/trunk@16640 dc483132-0cff-0310-8789-dd5450dbe970