code: func IsEndpointConfigFullyOverridden(c *EndpointConfigOptions) bool {
  	return !anyNil(c.timeout, c.orderersConfig, c.ordererConfig, c.peersConfig, c.peerConfig, c.networkConfig,
  		c.networkPeers, c.channelConfig, c.channelPeers, c.channelOrderers, c.tlsCACertPool, c.tlsClientCerts, c.cryptoConfigPath)
  }
docs: // IsEndpointConfigFullyOverridden will return true if all of the argument's sub interfaces is not nil
  // (ie EndpointConfig interface not fully overridden)