Build Failure on ports-10.5_ppc_legacy: extractpdfmark, libgcc7

[buildbot at macports.org]

Status:       Failure
Build slave:  ports-10.5_ppc_legacy
Full logs:    https://build.macports.org/builders/ports-10.5_ppc_legacy-watcher/builds/19839
Build reason: The SingleBranchScheduler scheduler named 'ports' triggered this build
Port list:    extractpdfmark
Subport list:
	- extractpdfmark
Variants:     None
Revision:     343083c39c3242c01148aaef241f1f2c8ab61035
Build time:   0:04:08
Author:       Werner Lemberg <wl at gnu.org>

Log from failed builds:
	Building 'extractpdfmark' ... [ERROR] (failed to install dependency 'libgcc7')
	> maintainers: wl at gnu.org.

Broken ports:
	- extractpdfmark
	- libgcc7

Responsible maintainers:
	- wl at gnu.org

Links to individual build jobs:
- ports-10.5_ppc_legacy-builder #86976
  https://build.macports.org/builders/ports-10.5_ppc_legacy-builder/builds/86976

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