Build Failure on ports-10.12_x86_64

[buildbot at macports.org]

Status:       Failure
Build slave:  ports-10.12_x86_64
Full logs:    https://build.macports.org/builders/ports-10.12_x86_64-watcher/builds/23846
Build reason: The web-page 'rebuild' button was pressed by 'jmr <jmr at localhost>': 
Port list:    iperf3
Subport list:
	- iperf3-devel
Variants:     None
Revision:     deb0e8e228d0ca23d41e71b0637f482b90d49011
Build time:   0:01:56
Author:       Allan Que <allan.que at gmail.com>

Log from failed builds:

Links to individual build jobs:
- ports-10.12_x86_64-builder #92350
  https://build.macports.org/builders/ports-10.12_x86_64-builder/builds/92350

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