[MacPorts] #54758: gindent @2.2.11 fails to build on MacOS 10.13

[MacPorts]

#54758: gindent @2.2.11 fails to build on MacOS 10.13
----------------------+------------------------
  Reporter:  rex4539  |      Owner:
      Type:  defect   |     Status:  new
  Priority:  Normal   |  Milestone:
 Component:  ports    |    Version:  2.4.99
Resolution:           |   Keywords:  highsierra
      Port:  gindent  |
----------------------+------------------------

Comment (by rex4539):

 {{{
 :info:build In file included from lexi.c:206:
 :info:build ./gperf.c:94:1: error: conflicting types for 'is_reserved'
 :info:build is_reserved (register const char *str, register size_t len)
 :info:build ^
 :info:build lexi.c:204:11: note: previous declaration is here
 :info:build templ_ty *is_reserved (const char *str, unsigned int len);
 :info:build           ^
 :info:build In file included from lexi.c:220:
 :info:build ./gperf-cc.c:95:1: error: conflicting types for
 'is_reserved_cc'
 :info:build is_reserved_cc (register const char *str, register size_t len)
 :info:build ^
 :info:build lexi.c:218:11: note: previous declaration is here
 :info:build templ_ty *is_reserved_cc (register const char *str, register
 unsigned int len);
 }}}

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Ticket URL: <https://trac.macports.org/ticket/54758#comment:1>
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