[gentoo-user] app-emulation/virtualbox-modules and kernel sources

[Jonas de Buhr <jonas.de.buhr@gmx.net>]

Hello everyone!

virtualbox modules fails with the following

* Messages for package app-emulation/virtualbox-modules-4.1.4:

 * Could not find a Makefile in the kernel source directory.
 * Please ensure that /usr/src/linux points to a complete set of Linux
   sources
 * Unable to calculate Linux Kernel version for build, attempting to
   use running version
 * 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: app-emulation/virtualbox-modules-4.1.4 failed (setup phase):
 *   Kernel not configured; no .config found in


# ls -l /usr/src/linux/.config
-rw-r--r-- 1 root root 77090  9. Okt 19:25 /usr/src/linux/.config

# ls -l /usr/src/
lrwxrwxrwx  1 root root   22 10. Nov 17:55 linux ->
linux-2.6.39-gentoo-r3 
drwxr-xr-x 20 root root 4096 27. Okt 13:31 linux-2.6.39-gentoo-r3
drwxr-xr-x 23 root root 4096 20. Okt 15:14 linux-3.0.6-gentoo

# uname -a
Linux <hostname> 2.6.39-gentoo-r3 #5 SMP Sun Oct 9 19:25:51 CEST 2011
x86_64 Intel(R) Core(TM)2 Quad CPU Q9450 @ 2.66GHz GenuineIntel
GNU/Linux

i don't get it. does anybody know whats wrong?

thanks,
jonas