[Info-vax] Foreign commands ... newbie question

[Johnny Billquist]

On 2011-10-18 00.46, glen herrmannsfeldt wrote:
> John Reagan<johnrreagan at earthlink.net>  wrote:
>
> (snip)
>> Which UNIX's 'which' looks at aliases?  I've never seen one of those.
>
> At least the one with csh (and descendants), where it is a shell
> built-in command.  I pretty much avoid sh and descendants, so I
> don't know what which does for them.

The problem that sh and descendants don't have a built-in which. An 
external which can never see aliases (obviously), since that isn't 
visible outside the running shell process.

	Johnny