Build Failure on ports-10.13_x86_64: mathgl, mathomatic, minpack

[buildbot at macports.org]

Status:       Failure
Build slave:  ports-10.13_x86_64
Full logs:    https://build.macports.org/builders/ports-10.13_x86_64-watcher/builds/9987
Build reason: A build was forced by 'ryandesign <ryandesign at localhost>': force build
Port list:    metis mpfi mallet ml mathomatic minisat mapm mathgl mlpack muparser meschach mumps mtl minpack msieve matio maxima
Subport list:
	- mallet
	- mapm
	- mathgl
	- mathomatic
	- minisat
	- minpack
Variants:     None
Revision:     
Build time:   0:10:55
Author:       

Log from failed builds:
	Building 'mathgl' ... [ERROR]
	> maintainers: mps at macports.org.
	Building 'mathomatic' ... [ERROR]
	> maintainers: .
	Building 'minpack' ... [ERROR] (failed to fetch dependency 'gcc47')
	> maintainers: jjstickel at gmail.com.

Broken ports:
	- mathgl
	- mathomatic
	- minpack

Responsible maintainers:
	- jjstickel at gmail.com
	- mps at macports.org

Links to individual build jobs:
- ports-10.13_x86_64-builder #39045
  https://build.macports.org/builders/ports-10.13_x86_64-builder/builds/39045
- ports-10.13_x86_64-builder #39046
  https://build.macports.org/builders/ports-10.13_x86_64-builder/builds/39046
- ports-10.13_x86_64-builder #39047
  https://build.macports.org/builders/ports-10.13_x86_64-builder/builds/39047
- ports-10.13_x86_64-builder #39048
  https://build.macports.org/builders/ports-10.13_x86_64-builder/builds/39048
- ports-10.13_x86_64-builder #39049
  https://build.macports.org/builders/ports-10.13_x86_64-builder/builds/39049
- ports-10.13_x86_64-builder #39050
  https://build.macports.org/builders/ports-10.13_x86_64-builder/builds/39050

-- 
Best regards,
MacPorts Buildbot
https://build.macports.org/