--- In firebird-support@yahoogroups.com, Mark Rotteveel wrote:

>
> On Thu, 17 Jan 2013 10:15:16 +0000, Norman Dunbar
> wrote:
>
> > AHA!!!!
> >
> > My gut feeling was right, it is shelling out. This is a nuisance then,
> > as it means that people on systems where the isql app has been renamed,
> > cannot use the copy command. Hmmmm.
>
> Sounds like a major bug to me that it depends on 1) name of the executable
> and 2) the executable being on the path.

A proposal on Firebird-devel has been made i think is time some of our tools change it's names and enter the fb-* prefix namespace

fb-sql, fb-dump, fb-security, fb-fixup, fb-stat, fb-backup, fb-qli,
fb-preprocess, fb-split,
fb-qli

http://firebird.1100200.n4.nabble.com/Firebird-3-time-to-rename-conflict-names-td4632263.html