[MacPorts] #66549: qt511-qtimageformats @5.11.3_2: Could not resolve SDK Path for 'macosx10.11' using --show-sdk-path

[MacPorts]

#66549: qt511-qtimageformats @5.11.3_2: Could not resolve SDK Path for
'macosx10.11' using --show-sdk-path
-----------------------------------+---------------------------------
  Reporter:  thetrial              |      Owner:  MarcusCalhoun-Lopez
      Type:  defect                |     Status:  assigned
  Priority:  Normal                |  Milestone:
 Component:  ports                 |    Version:  2.8.0
Resolution:                        |   Keywords:  elcapitan legacy-os
      Port:  qt511-qtimageformats  |
-----------------------------------+---------------------------------

Comment (by kencu):

 I could have another go at fixing that testing code, as I have the 10.11
 system right in frontbof me, but I thought I would better leave it to you,
 as you just took it all apart and put it together again, and I don’t want
 to step on your toes about fixing it.

-- 
Ticket URL: <https://trac.macports.org/ticket/66549#comment:20>
MacPorts <https://www.macports.org/>
Ports system for macOS