linux:/home/ahren/downloads/spca5xx-20060501 # make
   Building SPCA5XX driver for 2.5/2.6 kernel.
   Remember: you must have read/write access to your kernel source tree.
make -C /lib/modules/`uname -r`/build SUBDIRS=/home/ahren/downloads/spca5xx-20060501 CC=cc modules
make[1]: Entering directory `/usr/src/linux-2.6.13-15.11-obj/x86_64/smp'
make[1]: *** No rule to make target `modules'.  Stop.
make[1]: Leaving directory `/usr/src/linux-2.6.13-15.11-obj/x86_64/smp'
make: *** [default] Error 2
linux:/home/ahren/downloads/spca5xx-20060501 #