Re: Translation of single quotes in doc strings is now optional.

[Paul Eggert]

Richard Stallman wrote:
> Is it possible to determine automatically whether the terminal
> can display curly quotes, and set the variable accordingly?

That's already done, in the master version.  set-locale-environment uses 
char-displayable-p and sets a variable that's later used by the variable.  This 
is all recently-added code; it been tested in some environments but I imagine it 
may still need tweaking in others.