As reported downstream at:
http://bugs.gentoo.org/show_bug.cgi?id=356075


test fails as follows when --enable-gtk-doc is passed to configure:

Making check in wizard
make[1]: Entering directory `/home/pacho/gnome-bluetooth-2.32.0/wizard'
make[1]: Leaving directory `/home/pacho/gnome-bluetooth-2.32.0/wizard'
Making check in sendto
make[1]: Entering directory `/home/pacho/gnome-bluetooth-2.32.0/sendto'
make[1]: Nothing to be done for `check'.
make[1]: Leaving directory `/home/pacho/gnome-bluetooth-2.32.0/sendto'
Making check in docs
make[1]: Entering directory `/home/pacho/gnome-bluetooth-2.32.0/docs'
Making check in reference
make[2]: Entering directory `/home/pacho/gnome-bluetooth-2.32.0/docs/reference'
Making check in libgnome-bluetooth
make[3]: Entering directory `/home/pacho/gnome-bluetooth-2.32.0/docs/reference/libgnome-bluetooth'
make  check-TESTS
make[4]: Entering directory `/home/pacho/gnome-bluetooth-2.32.0/docs/reference/libgnome-bluetooth'
Running suite(s): gtk-doc-gnome-bluetooth
gnome-bluetooth-undocumented.txt:1:E: 26 undocumented or incomplete symbols
./gnome-bluetooth-undeclared.txt:1:E: 9 undeclared symbols
./gnome-bluetooth-unused.txt:1:E: 11 unused documentation entries
./gnome-bluetooth-docs.sgml doesn't appear to include "xml/api-index-deprecated.xml"
./gnome-bluetooth-docs.sgml doesn't appear to include "xml/bluetooth-killswitch.xml"
./gnome-bluetooth-docs.sgml doesn't appear to include "xml/bluetooth-plugin-manager.xml"
./gnome-bluetooth-docs.sgml doesn't appear to include "xml/gnome-bluetooth-enum-types.xml"
0.0%: Checks 4, Failures: 4
FAIL: /usr/bin/gtkdoc-check
================================================================================
1 of 1 test failed
Please report to http://bugzilla.gnome.org/enter_bug.cgi?product=gnome-bluetooth
================================================================================
make[4]: *** [check-TESTS] Error 1
make[4]: Leaving directory `/home/pacho/gnome-bluetooth-2.32.0/docs/reference/libgnome-bluetooth'
make[3]: *** [check-am] Error 2
make[3]: Leaving directory `/home/pacho/gnome-bluetooth-2.32.0/docs/reference/libgnome-bluetooth'
make[2]: *** [check-recursive] Error 1
make[2]: Leaving directory `/home/pacho/gnome-bluetooth-2.32.0/docs/reference'
make[1]: *** [check-recursive] Error 1
make[1]: Leaving directory `/home/pacho/gnome-bluetooth-2.32.0/docs'
make: *** [check-recursive] Error 1