Use safer output parameter handling in
krb5_gss_acquire_cred_impersonate_name and its subsidiary helpers.


https://github.com/krb5/krb5/commit/de8d9634dbe6b86f60d4e2adbdad5cda5fc8c9aa
Commit By: ghudson
Revision: 24481
Changed Files:
U   trunk/src/lib/gssapi/krb5/s4u_gss_glue.c