I don't see why 'defer' wouldn't work for FDs or any other resource. There's nothing about 'defer' that says it will work only with 'files'. In fact I've been u

I don't see why 'defer' wouldn't work for FDs or any other resource. There's nothing about 'defer' that says it will work only with 'files'. In fact I've been using it for general-purpose resource management for a while now.