>>> Install nvidia-drivers-1.0.9755-r10 into /var/tmp/portage/x11-drivers/nvidia-drivers-1.0.9755-r10/image/ category x11-drivers
* Installing nvidia module
*
* ERROR: x11-drivers/nvidia-drivers-1.0.9755-r10 failed.
* Call stack:
* ebuild.sh, line 1684: Called dyn_install
* ebuild.sh, line 1119: Called qa_call 'src_install'
* ebuild.sh, line 44: Called src_install
* nvidia-drivers-1.0.9755-r10.ebuild, line 208: Called src_install-libs
* nvidia-drivers-1.0.9755-r10.ebuild, line 316: Called want_tls
* nvidia-drivers-1.0.9755-r10.ebuild, line 436: Called built_with_use 'sys-libs/glibc' 'nptl'
* eutils.eclass, line 1690: Called die
* The specific snippet of code:
* die) die "$PKG does not actually support the $1 USE flag!";;
* The die message:
* sys-libs/glibc-2.6.1 does not actually support the nptl USE flag!
*
* If you need support, post the topmost build error, and the call stack if relevant.
* A complete build log is located at '/var/tmp/portage/x11-drivers/nvidia-drivers-1.0.9755-r10/temp/build.log'.
*