[MacPorts] #59108: mercurial 5.1: fails to build with "ld: library not found for -lSystem"

[MacPorts]

#59108: mercurial 5.1: fails to build with "ld: library not found for -lSystem"
---------------------------+-----------------------
 Reporter:  ylluminarious  |      Owner:  (none)
     Type:  defect         |     Status:  new
 Priority:  Normal         |  Milestone:
Component:  ports          |    Version:  2.6.0
 Keywords:                 |       Port:  mercurial
---------------------------+-----------------------
 Making a new ticket [https://trac.macports.org/ticket/59090#comment:4 as
 per the discussion here.] I'm attaching the last log file which was in
 that thread to this ticket.

-- 
Ticket URL: <https://trac.macports.org/ticket/59108>
MacPorts <https://www.macports.org/>
Ports system for macOS