@Summer Tanager That definitely looks like a Storm's Stork and I'm sure that I saw not only a captive couple at Malaysia's Zoo Negara but also a number of wild ones in Indonesia.
It's interesting that @twilighter and I were in the same space as at least one Storm's Stork and yet when @Nadchew_ visited Zoo Negara this particular walk-through aviary was closed. Although, that ZooChatter got a better photo of a Storm's Stork and here it is: