* walk_rtree.c (krb5_walk_realm_tree): Do not try to free const char *

	* walk_rtree.c (krb5_walk_realm_tree): Do not try to free const char *

	* mk_safe.c (krb5_mk_safe_basic): Do not declare local_addr and
	remote_addr const and then cast the attribute away.

	* mk_req_ext.c (krb5_generate_authenticator): Static function -
	remove const attribute from cksum pointer.

	* gc_via_tkt.c (krb5_get_cred_via_tkt): Cast unsigned integer
	krb5_error error_value to signed before adding
	ERROR_TABLE_BASE_krb5.

git-svn-id: svn://anonsvn.mit.edu/krb5/trunk@13677 dc483132-0cff-0310-8789-dd5450dbe970