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From: Andreas Seik <andreas_neu@gmxpro.de>
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Subject: watching files
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Hello NG,
I would like to habe emacs check, when ever i reopen a buffer, if the
correspondig file on disk has changed meanwile. Emacs shold ask me, if i
want to relode the newer version.
I thik this feater existsts, but i can't find the switch.
Can someone help me?

Thank You

PS: sorry for my bad english