[MacPorts] #64396: [samba4] use of undeclared identifier 'O_CLOEXEC' in tdb_wrap.c

[MacPorts]

#64396: [samba4] use of undeclared identifier 'O_CLOEXEC' in tdb_wrap.c
-------------------------+--------------------
  Reporter:  BjarneDMat  |      Owner:  (none)
      Type:  defect      |     Status:  new
  Priority:  Normal      |  Milestone:
 Component:  ports       |    Version:
Resolution:              |   Keywords:
      Port:  samba4      |
-------------------------+--------------------

Comment (by evanmiller):

 To follow up on @kencu's suggestion, try adding these lines to the
 Portfile:

 {{{
 PortGroup legacysupport 1.1

 # O_CLOEXEC
 legacysupport.newest_darwin_requires_legacy 10
 }}}

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Ticket URL: <https://trac.macports.org/ticket/64396#comment:10>
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