[MacPorts] #54293: geda-gaf fails to recognize guile-2.2.2

[MacPorts]

#54293: geda-gaf fails to recognize guile-2.2.2
------------------------+----------------------
 Reporter:  mouse07410  |      Owner:
     Type:  defect      |     Status:  new
 Priority:  Normal      |  Milestone:
Component:  ports       |    Version:
 Keywords:              |       Port:  geda-gaf
------------------------+----------------------
 {{{
 . . . . .
 :info:configure checking for GUILE... no
 :info:configure checking for GUILE... no
 :info:configure configure: error: you need at least version 1.8.0 of guile
 . . . . .
 }}}

 while
 {{{
 $ port installed guile
 The following ports are currently installed:
   guile @2.2.2_0 (active)
 $
 }}}

 It's MacOS X 10.11.6 with Xcode-8.2 - but that's probably irrelevant. The
 fault is with the geda-gaf configurator that doesn't consider guile-2.2 as
 a valid guile installation.

--
Ticket URL: <https://trac.macports.org/ticket/54293>
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