[Boost-build] gcc barfs with ERROR: rule "qt.init" unknown in module "toolset".

Subject: [Boost-build] gcc barfs with ERROR: rule "qt.init" unknown in module "toolset".
From: Francis (Grizzly) Smit (grizzly_at_[hidden])
Date: 2016-05-07 08:37:12

I'm trying to install boost-build from git and I get the following error

sudo ./b2 install
/home/grizzlysmit/Downloads/boost/build/src/build/toolset.jam:43: in 
toolset.using
ERROR: rule "qt.init" unknown in module "toolset".
/home/grizzlysmit/Downloads/boost/build/src/build/project.jam:1052: in using
/home/grizzlysmit/user-config.jam:86: in modules.load
/home/grizzlysmit/Downloads/boost/build/src/build-system.jam:249: in 
load-config
/home/grizzlysmit/Downloads/boost/build/src/build-system.jam:389: in 
load-configuration-files
/home/grizzlysmit/Downloads/boost/build/src/build-system.jam:524: in load
/home/grizzlysmit/Downloads/boost/build/src/kernel/modules.jam:295: in 
import
/home/grizzlysmit/Downloads/boost/build/src/kernel/bootstrap.jam:139: in 
boost-build
/home/grizzlysmit/Downloads/boost/build/boost-build.jam:8: in module scope

what gives

-- 
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   /( )\    Francis (Grizzly) Smit
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