use lib '.';

[Ryan, Martin]

> > Doesn't a Perl program automatically have access to programs
> > in the current directory?
>
> It certainly seems to, just tried it.
> 

Is the context such that '.' would ever be removed from @INC?
That's the only reason I could see for "use lib '.'".
Check this out - certainly looks redundant to me...

[107]mryan at host:~> perl -e 'print join("\n", @INC), "\n"'
/usr/libdata/perl/5.00503/mach
/usr/libdata/perl/5.00503
/usr/local/lib/perl5/site_perl/5.005/i386-freebsd
/usr/local/lib/perl5/site_perl/5.005
.
[108]mryan at host:~> perl -e 'use lib "."; print join("\n", @INC), "\n"'
.
/usr/libdata/perl/5.00503/mach
/usr/libdata/perl/5.00503
/usr/local/lib/perl5/site_perl/5.005/i386-freebsd
/usr/local/lib/perl5/site_perl/5.005
.
[109]mryan at host:~>

Cheers,
Martin