#!/usr/bin/perl          -> working
#!/usr/local/bin/perl -> NOT working

ls -l /usr/local/bin/perl 
lrwxr-xr-x  1 mstep  admin  55 Feb 24 07:12 /usr/local/bin/perl@ -> /Users/mstep/perl5/perlbrew/perls/perl-5.25.10/bin/perl