A preliminary test of (a small subset) of RPMs found in http://download.fedora.redhat.com/pub/fedora/linux/development/source/SRPMS/ show that the following packages may have ld issues.
xdrawchem-1.9.9-13.fc12 xenner-0.47-3.fc12 xenwatch-0.5.4-3.fc12 xesam-glib-0.5.0-3.fc12 xfce4-dict-0.5.3-3.fc12 xfce4-diskperf-plugin-2.2.0-5.fc12 xfce4-mailwatch-plugin-1.1.0-4.fc12 xfce4-notes-plugin-1.7.1-1.fc12 xfce4-panel-4.6.2-1.fc13 xfce4-places-plugin-1.2.0-1.fc12 xfce4-radio-plugin-0.4.1-2.fc12 xfce4-sensors-plugin-0.10.99.6-5.fc12 xfce4-settings-4.6.3-2.fc13 xfce4-wavelan-plugin-0.5.5-2.fc12 xfdesktop-4.6.1-3.fc13 xfhell-1.9-3.fc12 xfprint-4.6.0-3.fc12 xfwm4-4.6.1-5.fc12 xgridloc-0.9-7.fc12 xlockmore-5.28-1.fc12 xmlrpc-c-1.20.3-1300.1841.fc13 xmms-1.2.11-9.20071117cvs.fc12 xnec2c-1.2-3.fc12 xoo-0.7-11.fc12 xorg-x11-apps-7.4-9.fc13 xorg-x11-twm-1.0.3-5.fc12 xorg-x11-xdm-1.1.6-14.fc12 xorg-x11-xsm-1.0.2-12.fc12 xournal-0.4.5-1.fc13 xpaint-2.8.7.3-1.fc13 xpsk31-1.2-4.fc12 xqf-1.0.5-8.fc12 xrestop-0.4-7.fc12 xsd-3.2.0-5.fc12 xsri-2.1.0-17.fc12 xsupplicant-2.1.8-2.fc12 xwxapt-1.2-3.fc12 xzgv-0.9-8.fc12 yacpi-3.0.1-13.fc12 yelp-2.28.0-1.fc12 ytree-1.93-1.fc13 zabbix-1.6.6-2.fc13 zasx-1.30-8.fc12 zhcon-0.2.6-14.fc12 zile-2.3.9-2.fc12 znc-0.076-2.fc12 zynaddsubfx-2.4.0-2.fc12