Date:	Tue, 14 Nov 1995 13:18:43 +0200 (IST)
From:	Eli Zaretskii <eliz AT is DOT elta DOT co DOT il>
To:	"Pedro J. Santana Aleman" <F655167 AT cicei DOT ulpgc DOT es>
Cc:	djgpp AT sun DOT soe DOT clarkson DOT edu
Subject:	Re: Question about GNU

On Tue, 14 Nov 1995, Pedro J. Santana Aleman wrote:

> What are Bison and flex?. What is it they do?

Flex is a lexical analyser generator, Bison is a parser generator.

> Is very necessary install GRX library or not?

Only if you intend to write programs which do graphics.

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