[MacPorts] #57495: ptex: fatal error: 'os/lock.h' file not found

[MacPorts]

#57495: ptex: fatal error: 'os/lock.h' file not found
------------------------+---------------------------------
 Reporter:  ryandesign  |      Owner:  MarcusCalhoun-Lopez
     Type:  defect      |     Status:  assigned
 Priority:  Normal      |  Milestone:
Component:  ports       |    Version:
 Keywords:              |       Port:  ptex
------------------------+---------------------------------
 ptex fails to build on 10.9:

 {{{
 src/ptex/PtexPlatform.h:70:10: fatal error: 'os/lock.h' file not found
 #include <os/lock.h>
          ^
 }}}

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Ticket URL: <https://trac.macports.org/ticket/57495>
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