not working for me with make error

[kdim26]

the lsusb say ID 1f4d:a803 G-Tek Electronics Group the dmesg say [12678.480416] usb 2-1.1: new high-speed USB device number 6 using ehci_hcd [12678.584048] usb 2-1.1: New USB device found, idVendor=1f4d, idProduct=a803 [12678.584055] usb 2-1.1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [12678.584060] usb 2-1.1: Product: RTL2838UHIDIR [12678.584064] usb 2-1.1: Manufacturer: Realtek [12678.584068] usb 2-1.1: SerialNumber: 000000041 i follow directions with that error kostaslaptop@ubuntu:~/DVB-Realtek-RTL2832U-2.2.2-10tuner-mod_kernel-3.0.0/RTL2832-2.2.2_kernel-3.0.0$ make clean rm -f .o *.ko *.mod.c ..o.cmd ..o.d ..ko.cmd Module.symvers Module.markers modules.order rm -rf .tmp_versions kostaslaptop@ubuntu:~/DVB-Realtek-RTL2832U-2.2.2-10tuner-mod_kernel-3.0.0/RTL2832-2.2.2_kernel-3.0.0$ make make -C /usr/src/linux-headers-uname -r SUBDIRS=/home/kostaslaptop/DVB-Realtek-RTL2832U-2.2.2-10tuner-mod_kernel-3.0.0/RTL2832-2.2.2_kernel-3.0.0 modules make[1]: Entering directory /usr/src/linux-headers-3.5.0-21-generic' CC [M] /home/kostaslaptop/DVB-Realtek-RTL2832U-2.2.2-10tuner-mod_kernel-3.0.0/RTL2832-2.2.2_kernel-3.0.0/demod_rtl2832.o In file included from /home/kostaslaptop/DVB-Realtek-RTL2832U-2.2.2-10tuner-mod_kernel-3.0.0/RTL2832-2.2.2_kernel-3.0.0/dvbt_demod_base.h:289:0, from /home/kostaslaptop/DVB-Realtek-RTL2832U-2.2.2-10tuner-mod_kernel-3.0.0/RTL2832-2.2.2_kernel-3.0.0/demod_rtl2832.h:72, from /home/kostaslaptop/DVB-Realtek-RTL2832U-2.2.2-10tuner-mod_kernel-3.0.0/RTL2832-2.2.2_kernel-3.0.0/demod_rtl2832.c:13: /home/kostaslaptop/DVB-Realtek-RTL2832U-2.2.2-10tuner-mod_kernel-3.0.0/RTL2832-2.2.2_kernel-3.0.0/foundation.h:19:21: μοιραίο σφάλμα: dvb-usb.h: Δεν υπάρχει τέτοιο αρχείο ή κατάλογος compilation terminated. make[2]: *** [/home/kostaslaptop/DVB-Realtek-RTL2832U-2.2.2-10tuner-mod_kernel-3.0.0/RTL2832-2.2.2_kernel-3.0.0/demod_rtl2832.o] Error 1 make[1]: *** [_module_/home/kostaslaptop/DVB-Realtek-RTL2832U-2.2.2-10tuner-mod_kernel-3.0.0/RTL2832-2.2.2_kernel-3.0.0] Error 2 make[1]: Leaving directory/usr/src/linux-headers-3.5.0-21-generic' make: *** [default] Error 2

please help