Build Failure on ports-10.6_x86_64_legacy: nghttp2

[buildbot at macports.org]

Status:       Failure
Build slave:  ports-10.6_x86_64_legacy
Full logs:    https://build.macports.org/builders/ports-10.6_x86_64_legacy-watcher/builds/11372
Build reason: The SingleBranchScheduler scheduler named 'ports' triggered this build
Port list:    nghttp2 py-pygmsh
Subport list:
	- nghttp2
	- py-pygmsh
	- py27-pygmsh
	- py35-pygmsh
	- py36-pygmsh
Variants:     None
Revision:     f16250c1fd14a8888c6a97d54b0664bcb9ecc3b5
Build time:   0:11:37
Author:       Schamschula <mschamschula at gmail.com>

Log from failed builds:
	Building 'nghttp2' ... [ERROR]
	> maintainers: mps at macports.org.

Broken ports:
	- nghttp2

Responsible maintainers:
	- mps at macports.org

Links to individual build jobs:
- ports-10.6_x86_64_legacy-builder #51650
  https://build.macports.org/builders/ports-10.6_x86_64_legacy-builder/builds/51650
- ports-10.6_x86_64_legacy-builder #51651
  https://build.macports.org/builders/ports-10.6_x86_64_legacy-builder/builds/51651
- ports-10.6_x86_64_legacy-builder #51652
  https://build.macports.org/builders/ports-10.6_x86_64_legacy-builder/builds/51652
- ports-10.6_x86_64_legacy-builder #51653
  https://build.macports.org/builders/ports-10.6_x86_64_legacy-builder/builds/51653
- ports-10.6_x86_64_legacy-builder #51654
  https://build.macports.org/builders/ports-10.6_x86_64_legacy-builder/builds/51654

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