if (!CtdlGetUser(&CC->user, nickname)) {
syslog(LOG_DEBUG, "openid: <%s> is already taken by another user.", nickname);
memset(&CC->user, 0, sizeof(struct ctdluser));
if (!CtdlGetUser(&CC->user, nickname)) {
syslog(LOG_DEBUG, "openid: <%s> is already taken by another user.", nickname);
memset(&CC->user, 0, sizeof(struct ctdluser));