Build Failure on ports-10.6_i386: heirloom-doctools

[buildbot at macports.org]

Status:       Failure
Build slave:  ports-10.6_i386
Full logs:    https://build.macports.org/builders/ports-10.6_i386-watcher/builds/7963
Build reason: The SingleBranchScheduler scheduler named 'ports' triggered this build
Port list:    heirloom-doctools
Subport list:
	- heirloom-doctools
Variants:     None
Revision:     6df5c9d8afce849406ef1eac410f9ea9f5f95702
Build time:   0:06:43
Author:       Mohamed Akram <mohd.akram at outlook.com>

Log from failed builds:
	Building 'heirloom-doctools' ... [ERROR]
	> maintainers: mohd.akram at outlook.com.

Broken ports:
	- heirloom-doctools

Responsible maintainers:
	- mohd.akram at outlook.com

Links to individual build jobs:
- ports-10.6_i386-builder #14483
  https://build.macports.org/builders/ports-10.6_i386-builder/builds/14483

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