krb5_cc_next_cred
while (!(code = krb5_cc_next_cred(kcontext, cache, &cur, &creds))) {
while ((kret = krb5_cc_next_cred(context, id, &cursor, &fetchcreds)) == KRB5_OK) {
while (!(code = krb5_cc_next_cred(context, incc, &cur, &creds))) {
while ((code = krb5_cc_next_cred(context, incc, &cur, &creds)) == 0) {
while (!(code = krb5_cc_next_cred(context, ccache, &cur, &creds))) {
while (!code && !krb5_cc_next_cred(context, k5creds->ccache, &cursor, &creds))
krb5_cc_next_cred (krb5_context context, krb5_ccache cache,