krb5_cc_last_change_time - Return a timestamp of the last modification to a credential cache.

krb5_error_code krb5_cc_last_change_time(krb5_context context, krb5_ccache ccache, krb5_timestamp * change_time)
param:

[in] context - Library context

[in] ccache - Credential cache handle

[out] change_time - The last change time of ccache

If an error occurs, change_time is set to 0.