[MacPorts] #45713: xorg-xf86vidmodeproto-2.3.1_0 links shared libs with -flat_namespace on Yosemite

[MacPorts]

#45713: xorg-xf86vidmodeproto-2.3.1_0 links shared libs with -flat_namespace on
Yosemite
------------------------+-----------------------------------
 Reporter:  jhowarth@…  |      Owner:  macports-tickets@…
     Type:  defect      |     Status:  new
 Priority:  Normal      |  Milestone:
Component:  ports       |    Version:  2.3.2
 Keywords:              |       Port:  xorg-xf86vidmodeproto
------------------------+-----------------------------------
 % otool -hv /opt/local/lib/libXxf86vm.1.dylib
 /opt/local/lib/libXxf86vm.1.dylib:
 Mach header
       magic cputype cpusubtype  caps    filetype ncmds sizeofcmds
 flags
 MH_MAGIC_64  X86_64        ALL  0x00       DYLIB    16       1584 DYLDLINK
 NO_REEXPORTED_DYLIBS

 reveals that xorg-xf86vidmodeproto-2.3.1_0 built on Yosemite is linking
 its shared libraries with "-flat_namespace" as seen from the missing
 TWOLEVEL flag expected from "-undefined dynamic_lookup".

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Ticket URL: <https://trac.macports.org/ticket/45713>
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