Export hooks for looking up SRV records, so we can avoid duplicating the code.

* k5-int.h (struct srv_dns_entry): Declare.
(krb5int_make_srv_query_realm, krb5int_free_srv_dns_data): Declare.
(struct _krb5int_access): Add make_srv_query_realm and free_srv_dns_data fields.


To generate a diff of this commit:



	cvs diff -r1.371 -r1.372 krb5/src/include/ChangeLog
	cvs diff -r1.148 -r1.149 krb5/src/include/k5-int.h