>>> Unpacking source...
>>> Unpacking madwifi-0.9.2.tar.bz2 to /var/tmp/portage/madwifi-ng-tools-0.9.2/work
* S=/var/tmp/portage/madwifi-ng-tools-0.9.2/work/madwifi-0.9.2
* PV=0.9.2
>>> Source unpacked.
>>> Compiling source in /var/tmp/portage/madwifi-ng-tools-0.9.2/work/madwifi-0.9.2 ...
/bin/sh: line 0: cd: /lib/modules/2.6.17-gentoo-r8/build: No such file or directory
Makefile.inc:89: *** /lib/modules/2.6.17-gentoo-r8/build is missing, please set KERNELPATH. Stop.
!!! ERROR: net-wireless/madwifi-ng-tools-0.9.2 failed.
Call stack:
ebuild.sh, line 1546: Called dyn_compile
ebuild.sh, line 937: Called src_compile
madwifi-ng-tools-0.9.2.ebuild, line 42: Called die