>>in which case it will mostly get the job done, except for changes made
>>to the path or aliases added at the command line.
>
>>bleah.  csh obviously knows what to do.  i wonder how hard it would be
>>to make it tell you.
>
>And which on Solaris is mostly the exact same csh script. Probably true of
>all SVR4 and BSD systems.

no, i meant "csh obviously knows the difference between aliases,
builtins, and external commands internally, so i wonder what would be
involved in actually implementing ``which'' as a builtin, and ditching
which(1) once and for all".

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