[metapost] Request: Filename extension for MetaPost output

[Taco Hoekwater]

Hi Brooks,

Brooks Moses wrote:
> Hello!
> 
> I'm not sure if this feature request has been brought up before or not, 
> but a recent post on comp.text.tex reminded me of it, and I don't see 
> anything similar in the list archives.  So:

I thought I had seen this before, but could not find it in the
feature request database, so I've added an item.

Taco