checking windows.h presence... no
checking for windows.h... no
checking for libart2... 2.3.19
pkg-config script not be found
pkg-config script not be found
pkg-config script not be found
pkg-config script not be found
pkg-config script not be found
checking for XRenderFindVisualFormat in -lXrender... yes
checking Backend Server... x11
checking Backend Graphics... cairo
configure: error: can't find cairo, required for graphics=cairo!
!!! Please attach the following file when seeking support:
!!!
/var/tmp/portage/gnustep-base/gnustep-back-cairo-0.12.1/work/gnustep-back-0.12.1/config.log
*
* ERROR: gnustep-base/gnustep-back-cairo-0.12.1 failed.
aaaw, no pkg-config :(