vee@vbox:/usr/src/amedyn2$ make
cd module && make clean
make[1]: Entering directory `/usr/src/amedyn2/module'
make -C /lib/modules/2.6.15-26-386/build M=/usr/src/amedyn2/module clean
make: Entering an unknown directory
make: *** /lib/modules/2.6.15-26-386/build: No such file or directory.  Stop.
make: Leaving an unknown directory
make[1]: *** [clean] Error 2
make[1]: Leaving directory `/usr/src/amedyn2/module'
make: *** [clean] Error 2
vee@vbox:/usr/src/amedyn2$