gss_display_name(3) - provide textual representation of an opaque internal name to an application
gss_display_status(3) - provide an application with the textual representation of a GSSAPI status code that can be displayed to a user or used for logging
gss_duplicate_name(3) - allow an application to create an exact duplicate of the existing internal name
gss_export_name(3) - convert a mechanism name (MN) to a form suitable for direct comparison