with USE="doc": /usr/share/doc/libsyncml: html /usr/share/doc/libsyncml-0.5.4: AUTHORS.bz2 ChangeLog.bz2 CODING.bz2 RELEASE.bz2 adding -DDOC_INSTALL_DIR=/usr/share/doc/${PF} to mycmakeargs fixed this for me
+ 15 Jan 2010; Gilles Dartiguelongue <eva@gentoo.org> + libsyncml-0.5.4.ebuild: + Version bump. Fix doc building, install in same doc directory, bug + #293668. Fixed without a bump, thanks for reporting.