Ross Patterson said:

>If that's the case, shouldn't the script version sleep with the fishes?

Don't think so:

/usr/local/users/rmk> uname -a
NetBSD toad 1.4.3 NetBSD 1.4.3 (TURD) #0: Sat Jan 13 01:44:14 MST 2001     rmk@toad:/usr/src/sys/arch/i386/compile/TURD i386

/usr/local/users/rmk> echo $SHELL
/bin/ksh
/usr/local/users/rmk> which which          
/usr/bin/which

/home/rmk> uname -a
NetBSD speedy.rmkhome.com 1.5.4_ALPHA NetBSD 1.5.4_ALPHA (SPEEDY) #4: Mon Dec 16 20:12:19 MST 2002     rmk@speedy.rmkhome.com:/usr/src/sys/arch/i386/compile/SPEEDY i386
/home/rmk> echo $SHELL
/bin/ksh
/home/rmk> which which
/usr/bin/which
/home/rmk> 

/home/rmk> uname -a
NetBSD sidewinder 1.6.1 NetBSD 1.6.1 (GENERIC) #0: Sun Apr 13 16:29:21 MDT 2003     rmk@sidewinder:/usr/src/sys/arch/sparc64/compile/GENERIC sparc64
/home/rmk> echo $SHELL
/bin/ksh
/home/rmk> which which
/usr/bin/which
/home/rmk> 

/usr/local/users/rmk> uname -a
NetBSD roothog.rmkhome.com 1.6Q NetBSD 1.6Q (ROOTHOG) #66: Wed Mar 26 20:00:12 MST 2003  rmk@roothog.rmkhome.com:/usr/src/sys/arch/i386/compile/ROOTHOG i386
/usr/local/users/rmk> echo $SHELL
/bin/ksh
/usr/local/users/rmk> which which
/usr/bin/which
/usr/local/users/rmk> 

I type which frequently on various versions of NetBSD and Solaris. If it ain't
in /usr/bin then it ain't. :-)

-- 
Rick Kelly  rmk@rmkhome.com  www.rmkhome.com