Adds elements to the GatewayNetworkInterfaces collection

C# |
[ObsoleteAttribute("The With methods are obsolete and will be removed in version 2 of the AWS SDK for .NET. See http://aws.amazon.com/sdkfornet/#version2 for more information.")] public DescribeGatewayInformationResult WithGatewayNetworkInterfaces( params NetworkInterface[] gatewayNetworkInterfaces )

- gatewayNetworkInterfaces (array<NetworkInterface>[]()[][])
- The values to add to the GatewayNetworkInterfaces collection

this instance