[MacPorts] #31954: help2man Portfile hardcoded versions breaks some perl installations

[MacPorts]

#31954: help2man Portfile hardcoded versions breaks some perl installations
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 Reporter:  david@…               |       Owner:  macports-tickets@…                   
     Type:  defect                |      Status:  new                                  
 Priority:  High                  |   Milestone:                                       
Component:  ports                 |     Version:  2.0.3                                
 Keywords:                        |        Port:  help2man                             
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Comment(by ryandesign@…):

 Ports should not rely on "perl5" existing; they should use a specific
 version of perl, like help2man does. In what way does this prevent X11
 from installing? Can you show a main.log file?

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Ticket URL: <https://trac.macports.org/ticket/31954#comment:1>
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