systemPool := systemRootsPool()
		if opts.Roots == nil && (systemPool == nil || systemPool.systemPool) {
			return c.systemVerify(&opts)
		}
		if opts.Roots != nil && opts.Roots.systemPool {
			platformChains, err := c.systemVerify(&opts)
			// If the platform verifier succeeded, or there are no additional
			// roots, return the platform verifier result. Otherwise, continue