Created attachment 387224 [details] build log It fails immediately after starting emerging it.
That's because: pkg_setup() { if [[ ${CBUILD} == ${CHOST} ]] && [[ ${CHOST} == ${CTARGET} ]] ; then die "Invalid configuration" fi } Please post your `emerge --info' output in a comment.
Created attachment 387266 [details] emerge info I think it is because CTARGET is unset. Where do I have to set it?
man make.conf says: CTARGET This variable is passed by the ebuild scripts to the configure as --target=${CTARGET} only if it is defined.
use `crossdev` to create a toolchain that targets Windows