Mine
public text v1 · immutable * Please re-emerge x11-libs/cairo with the X USE flag set
!!! ERROR: x11-libs/gtk+-2.8.19 failed.
Call stack:
ebuild.sh, line 1562: Called dyn_setup
ebuild.sh, line 665: Called pkg_setup
gtk+-2.8.19.ebuild, line 57: Called die
!!! cairo needs the X flag set
!!! If you need support, post the topmost build error, and the call stack if relevant.