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From: jfh@rpp386.cactus.org (John F Haugh II)
Newsgroups: comp.unix.internals
Subject: Re: SCO buffer addressing
Message-ID: <19341@rpp386.cactus.org>
Date: 29 May 91 12:02:47 GMT
References: <1991May28.130913.16586@socrates.umd.edu> <1991May28.154355.5924@prl.dec.com>
Reply-To: jfh@rpp386.cactus.org (John F Haugh II)
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In article <1991May28.154355.5924@prl.dec.com> boyd@prl.dec.com (Boyd Roberts) writes:
>Perhaps it's a more general System V problem as the high bit
>of `b_dev' may be set depending on the file-system type.  There's
>some hideous macro `bmajor()' that will mash off that bit.  Use
>it instead of major().

Just a general hint for wannabe wizards, looking at the data in
a different radix (for example, hex or octal) often makes sense.
Also, try reading the header files some day.  The particular
macro Boyd is writing about is in /usr/include/sys/sysmacros.h
on Xenix.
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