It is found in /usr/local/bin/perldl on the linux machines, so if you have /usr/local/bin in your path, you need only type perldl.
But before using it, you must run the following command, or put it in your .cshrc file.
setenv PERL5LIB /usr/local/lib/perl5/site_perl/5.8.5/i386-linux-thread-multi/