[MacPorts] #60344: freerdp 2.0.0 fails to build on <= 10.13

[MacPorts]

#60344: freerdp 2.0.0  fails to build on <= 10.13
---------------------+---------------------
 Reporter:  ra1nb0w  |      Owner:  (none)
     Type:  defect   |     Status:  new
 Priority:  Normal   |  Milestone:
Component:  ports    |    Version:
 Keywords:           |       Port:  freerdp
---------------------+---------------------
 freerdp 2.0.0 fails to build on macOS <= 10.13. Error is in the rdpsnd
 channel.

 == 10.9
 {{{
 /opt/local/var/macports/build/_opt_bblocal_var_buildworker_ports_build_ports_net_FreeRDP/FreeRDP/work/FreeRDP-2.0.0/channels/rdpsnd/client/mac/rdpsnd_mac.m:37:10:
 fatal error: 'AVFoundation/AVAudioBuffer.h' file not found
 #include <AVFoundation/AVAudioBuffer.h>
 }}}

 == 10.13
 {{{
 Undefined symbols for architecture x86_64:
   "_objc_msgSend", referenced from:
       _rdpsnd_mac_open in librdpsnd-client-mac.a(rdpsnd_mac.m.o)
       _rdpsnd_mac_set_volume in librdpsnd-client-mac.a(rdpsnd_mac.m.o)
       _rdpsnd_mac_play in librdpsnd-client-mac.a(rdpsnd_mac.m.o)
       _rdpsnd_mac_close in librdpsnd-client-mac.a(rdpsnd_mac.m.o)
 }}}

 More log at https://github.com/macports/macports-
 ports/commit/07ae1e32bdf5a3c1cef57a06651a031b90c90a25 in the build status.

 Someone has already seen this problem?

-- 
Ticket URL: <https://trac.macports.org/ticket/60344>
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