localhost ~ # emerge xorg-x11
Calculating dependencies... done!
>>> Emerging (1 of 5) media-video/nvidia-kernel-1.0.6629-r6 to /
>>> checking ebuild checksums ;-)
>>> checking auxfile checksums ;-)
>>> checking miscfile checksums ;-)
>>> checking NVIDIA-Linux-x86-1.0-6629-pkg1.run ;-)
* Determining the location of the kernel source code
* Found kernel source directory:
* /usr/src/linux
* Could not find a usable .config in the kernel source directory.
* Please ensure that /usr/src/linux points to a configured set of Linux sources.
* If you are using KBUILD_OUTPUT, please set the environment var so that
* it points to the necessary object directory so that it might find .config.
!!! ERROR: media-video/nvidia-kernel-1.0.6629-r6 failed.
Call stack:
ebuild.sh, line 1555: Called dyn_setup
ebuild.sh, line 668: Called pkg_setup
nvidia-kernel-1.0.6629-r6.ebuild, line 62: Called linux-mod_pkg_setup
linux-mod.eclass, line 419: Called linux-info_pkg_setup
linux-info.eclass, line 554: Called die
!!! Unable to calculate Linux Kernel version
!!! If you need support, post the topmost build error, and the call stack if relevant.