How do I SHORTEN a file without rewriting it?

[Bob Stout]

In a message of <Oct 27 00:12>, Laird Broadfield (lairdb at crash.cts.com ) writes: 


 >Okay, tell us where in K&R you find ftruncate.  I don't see it in
 >the TurboC manual, or K&R2.  Perhaps YOUR funky.lib has it, but not
 >everyone's does.  

  While you have your TC manual open, turn to chsize()...

 >As long as we're on the subject, does anyone have a neat-o method for
 >getting rid of records from the _beginning_ of a file?  (Standard 
 >preferred, but if there's an MSDOS way, I'll accept it....)

  That one you'll have to write yourself.