+ At least one of -a, -m, -i, or -u flags must specified to not trigger help.
+ ./koha_perl_deps.pl -m [-b] [-r] [-c]
+ ./koha_perl_deps.pl -u [-b] [-r] [-c]
+ ./koha_perl_deps.pl -i [-b] [-r] [-c]
+ ./koha_perl_deps.pl -a [-b] [-r] [-c]
+ ./koha_perl_deps.pl [-[h?]]