[plt-scheme] Re: cannot require 19.ss (srfi)

> Since SRFI 19 defines names that conflict with primitives in the
> mzscheme language, two modules are provided:  srfi/19.ss provides the
> names as defined in the SRFI document, srfi/19/time.ss provides `srfi:'
> prefixed identifiers where clashes with mzscheme occur (eg.
> srfi:make-date, srfi:date?, etc).  19.ss is meant to be used from the
> top-level to write portable programs, whereas time.ss is convenient 
> to use when writing PLT modules.

Since I've included 19.ss, and thus want these primitives, why doesn't 19.ss 
just override the existing primitives?


-- 
Hans