Build Failure on ports-10.9_x86_64: libass

[buildbot at macports.org]

Status:       Failure
Build slave:  ports-10.9_x86_64
Full logs:    https://build.macports.org/builders/ports-10.9_x86_64-watcher/builds/39158
Build reason: The SingleBranchScheduler scheduler named 'ports' triggered this build
Port list:    libbluray openttd libassuan libass libzzip
Subport list:
	- libass
	- libassuan
	- libbluray
	- libzzip
	- openttd
Variants:     None
Revision:     e933282604709e3f85702cc5e39911eef7d4b8c4
Build time:   0:30:47
Author:       Chris Jones <jonesc at macports.org>

Log from failed builds:
	Building 'libass' ... [ERROR]
	> maintainers: .

Broken ports:
	- libass

Links to individual build jobs:
- ports-10.9_x86_64-builder #129892
  https://build.macports.org/builders/ports-10.9_x86_64-builder/builds/129892
- ports-10.9_x86_64-builder #129893
  https://build.macports.org/builders/ports-10.9_x86_64-builder/builds/129893
- ports-10.9_x86_64-builder #129894
  https://build.macports.org/builders/ports-10.9_x86_64-builder/builds/129894
- ports-10.9_x86_64-builder #129895
  https://build.macports.org/builders/ports-10.9_x86_64-builder/builds/129895
- ports-10.9_x86_64-builder #129896
  https://build.macports.org/builders/ports-10.9_x86_64-builder/builds/129896

-- 
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MacPorts Buildbot
https://build.macports.org/