static const char* oidc_util_hdr_out_get(const request_rec *r, const char *name) {
	return apr_table_get(r->headers_out, name);
}
static const char* oidc_util_hdr_out_get(const request_rec *r, const char *name) {
	return apr_table_get(r->headers_out, name);
}