Comment 33 for bug 991232

@Joseph Salisbury:

wrt mainline kernel, turned out I missed the one of the kernel header packages.
retrying I get:

bheinsius@bheinsius-Latitude-E6400:~$ sudo dpkg -i bcmwl-kernel-source_5.100.82.38+bdcom-0ubuntu6.1_i386.deb
...
Building initial module for 3.4.0-030400-generic-pae
ERROR (dkms apport): kernel package linux-headers-3.4.0-030400-generic-pae is not supported
Error! Bad return status for module build on kernel: 3.4.0-030400-generic-pae (i686)
Consult /var/lib/dkms/bcmwl/5.100.82.38+bdcom/build/make.log for more information.
update-initramfs: deferring update (trigger activated)
Processing triggers for initramfs-tools ...
update-initramfs: Generating /boot/initrd.img-3.4.0-030400-generic-pae
bheinsius@bheinsius-Latitude-E6400:~$

and

bheinsius@bheinsius-Latitude-E6400:~$ more /var/lib/dkms/bcmwl/5.100.82.38+bdcom/build/make.log
DKMS make.log for bcmwl-5.100.82.38+bdcom for kernel 3.4.0-030400-generic-pae (i686)
Mon May 21 16:55:06 CEST 2012
make: Entering directory `/usr/src/linux-headers-3.4.0-030400-generic-pae'
  LD /var/lib/dkms/bcmwl/5.100.82.38+bdcom/build/built-in.o
  CC [M] /var/lib/dkms/bcmwl/5.100.82.38+bdcom/build/src/shared/linux_osl.o
  CC [M] /var/lib/dkms/bcmwl/5.100.82.38+bdcom/build/src/wl/sys/wl_linux.o
/var/lib/dkms/bcmwl/5.100.82.38+bdcom/build/src/wl/sys/wl_linux.c:43:24: fatal error: asm/system.h: No such file or directory
compilation terminated.
make[1]: *** [/var/lib/dkms/bcmwl/5.100.82.38+bdcom/build/src/wl/sys/wl_linux.o] Error 1
make: *** [_module_/var/lib/dkms/bcmwl/5.100.82.38+bdcom/build] Error 2
make: Leaving directory `/usr/src/linux-headers-3.4.0-030400-generic-pae'
bheinsius@bheinsius-Latitude-E6400:~$