[MacPorts] #46663: Macports 2.3.3 compile fails on yosemite with fatal error: 'pthread_np.h' file not found error

[MacPorts]

#46663: Macports 2.3.3 compile fails on yosemite with fatal error: 'pthread_np.h'
file not found error
--------------------------+--------------------------------
 Reporter:  davec.bugs@…  |      Owner:  macports-tickets@…
     Type:  defect        |     Status:  new
 Priority:  Normal        |  Milestone:
Component:  base          |    Version:  2.3.3
 Keywords:                |       Port:
--------------------------+--------------------------------
 Macport 2.3.3 gives the following error when compiling on Yosemite:

 In file included from
 /Users/dave/src/MacPorts-2.3.3/vendor/tcl8.5.15/unix/../generic/regcomp.c:33:
 In file included from
 /Users/dave/src/MacPorts-2.3.3/vendor/tcl8.5.15/unix/../generic/regguts.h:36:

 In file included from
 /Users/dave/src/MacPorts-2.3.3/vendor/tcl8.5.15/unix/../generic/regcustom.h:33:
 In file included from
 /Users/dave/src/MacPorts-2.3.3/vendor/tcl8.5.15/unix/../generic/tclInt.h:36:
 In file included from
 /Users/dave/src/MacPorts-2.3.3/vendor/tcl8.5.15/unix/../generic/tclPort.h:23:
 ./tclUnixPort.h:637:15: fatal error: 'pthread_np.h' file not found
 #           include <pthread_np.h>
                     ^
 1 error generated.
 make[2]: *** [regcomp.o] Error 1
 make[1]: *** [all-tcl] Error 2
 Mk/macports.subdir.mk:9: recipe for target 'all' failed
 make: *** [all] Error 1

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Ticket URL: <https://trac.macports.org/ticket/46663>
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