HH\Lib\IO\CloseableSeekableFDHandle
Requires the Hack Standard Library - Experimental Additions to be installed.
Facebook Engineer?
This function is available as IO\CloseableSeekableFDHandle() in Facebook's www repository.
Interface Synopsis
namespace HH\Lib\IO;
interface CloseableSeekableFDHandle implements SeekableFDHandle, CloseableFDHandle, CloseableSeekableHandle {...}