[MacPorts] #55596: Configuring gmp fails - MacBook Pro (15-inch, 2016) - macOS High Sierra Version 10.13.2

[MacPorts]

#55596: Configuring gmp fails - MacBook Pro (15-inch, 2016) - macOS High Sierra
Version 10.13.2
----------------------+---------------------------------
  Reporter:  jollyto  |      Owner:  MarcusCalhoun-Lopez
      Type:  defect   |     Status:  reopened
  Priority:  Normal   |  Milestone:
 Component:  ports    |    Version:  2.4.2
Resolution:           |   Keywords:
      Port:  gmp      |
----------------------+---------------------------------
Changes (by mf2k):

 * status:  closed => reopened
 * resolution:  invalid =>


Comment:

 Thanks. Error is:

 {{{
 :info:configure checking for flex... flex
 :info:configure checking lex output file root... configure: error: cannot
 find output from flex; giving up
 }}}

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Ticket URL: <https://trac.macports.org/ticket/55596#comment:4>
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