code: @Nullable
  	public static SslProvider findSslSupport(Bootstrap b) {
  		DeferredSslSupport ssl = BootstrapHandlers.findConfiguration(DeferredSslSupport.class, b.config().handler());
  
  		if (ssl == null) {
  			return null;
  		}
  		return ssl.sslProvider;
  	}
docs: Find Ssl support in the given client bootstrap
  
  @param b a bootstrap to search
  
  @return any {@link SslProvider} found or null