[MacPorts] #51433: graphite2: fatal error: 'unistd.h' file not found

[MacPorts]

#51433: graphite2: fatal error: 'unistd.h' file not found
----------------------------+--------------------------
  Reporter:  joyeeabroad@…  |      Owner:  ryandesign@…
      Type:  defect         |     Status:  new
  Priority:  Normal         |  Milestone:
 Component:  ports          |    Version:  2.3.4
Resolution:                 |   Keywords:
      Port:  graphite2      |
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Comment (by joyeeabroad@…):

 Replying to [comment:1 ryandesign@…]: Thanks for reply.

 It works after I install the Xcode commandline tools!

 You sir are awesome and reply so quick. Thanks again!


 > The error shown in the log is:
 >
 > {{{
 > :info:build
 /Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/../include/c++/v1/__config:23:10:
 fatal error: 'unistd.h' file not found
 > :info:build #include <unistd.h>
 > :info:build          ^
 > }}}
 >
 > Have you installed the Xcode commandline tools? If not, please do.

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Ticket URL: <https://trac.macports.org/ticket/51433#comment:2>
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