bug#7785: rgrep is broken on woe32

[Eli Zaretskii]

> Date: Wed, 5 Jan 2011 16:20:13 -0500
> From: Sam Steingold <sds@gnu.org>
> Cc: Eli Zaretskii <eliz@gnu.org>, 7785@debbugs.gnu.org
> 
> c:/gnu/gnuwin32/bin/find . \( -path  -o -path \*/attic -o -path
> ...
> \*.\[ch\]pp -o -iname \*.\[CHh\] -o -iname \*.CC -o -iname \*.HH -o
> -iname \*.\[ch\]\+\+ \) -print0 | c:/gnu/gnuwin32/bin/xargs -0 -e
> c:/gnu/gnuwin32/bin/grep -i -nH gettempdir
> 'c:' is not recognized as an internal or external command,
> operable program or batch file.

So are you using find/grep/xargs from GnuWin32 or from Cygwin?  Or is
the error the same regardless?