1) Your bug reporting page is unclear whether bugs should be reported to the tracker or the mailinglist.
2) There's no component in the tracker for the build system.

Distribution: Arch Linux
Version 0.1.12
Built with a modified build script from the distribution (added --disable-polkit) https://projects.archlinux.org/svntogit/packages.git/tree/trunk/PKGBUILD?h=packages/colord

Here's the output:

...
make[4]: Leaving directory `/home/murks/colord/src/colord-0.1.12/doc/api/dbus'
make[4]: Entering directory `/home/murks/colord/src/colord-0.1.12/doc/api'
make[4]: Nothing to be done for `all-am'.
make[4]: Leaving directory `/home/murks/colord/src/colord-0.1.12/doc/api'
make[3]: Leaving directory `/home/murks/colord/src/colord-0.1.12/doc/api'
make[3]: Entering directory `/home/murks/colord/src/colord-0.1.12/doc'
make[3]: Nothing to be done for `all-am'.
make[3]: Leaving directory `/home/murks/colord/src/colord-0.1.12/doc'
make[2]: Leaving directory `/home/murks/colord/src/colord-0.1.12/doc'
Making all in src
make[2]: Entering directory `/home/murks/colord/src/colord-0.1.12/src'
  CC     libcolord_sensor_dummy_la-cd-sensor-dummy.lo
  CCLD   libcolord_sensor_dummy.la
  CC     libcolord_sensor_munki_la-cd-sensor-munki.lo
  CCLD   libcolord_sensor_munki.la
  CC     libcolord_sensor_huey_la-cd-sensor-huey.lo
  CCLD   libcolord_sensor_huey.la
  CC     colord-cd-buffer.o
  CC     colord-cd-common.o
cd-common.c:24:27: fatal error: polkit/polkit.h: No such file or directory
compilation terminated.
make[2]: *** [colord-cd-common.o] Error 1
make[2]: Leaving directory `/home/murks/colord/src/colord-0.1.12/src'
make[1]: *** [all-recursive] Error 1
make[1]: Leaving directory `/home/murks/colord/src/colord-0.1.12'
make: *** [all] Error 2