Use netfilter hook instead of iptables target

KISS principle is in action. No need to specify rules, just insmod
youtubeUnblock and it works!

kmake.mk

@@ -10,41 +10,20 @@ LDFLAGS	:=
 IPT_CFLAGS := -Wall -Wpedantic -O2
 
 .PHONY: kmake kload kunload kreload kclean kmclean xclean
-kmake: kmod xmod
+kmake: kmod
 
 kmod:
 	$(MAKE) -C /lib/modules/$(shell uname -r)/build M=$(PWD) modules
 
-xmod: libipt_YTUNBLOCK.so libip6t_YTUNBLOCK.so
-
-libipt_YTUNBLOCK.so: libipt_YTUNBLOCK.o
-	$(CCLD) -shared -fPIC ${IPT_CFLAGS} -o $@ $^;
-
-libipt_YTUNBLOCK.o: libipt_YTUNBLOCK.c
-	$(CC) ${IPT_CFLAGS} -D_INIT=lib$*_init -fPIC -c -o $@ $<;
-
-libip6t_YTUNBLOCK.so: libip6t_YTUNBLOCK.o
-	$(CCLD) -shared -fPIC ${IPT_CFLAGS} -o $@ $^;
-
-libip6t_YTUNBLOCK.o: libip6t_YTUNBLOCK.c
-	$(CC) ${IPT_CFLAGS} -D_INIT=lib$*_init -fPIC -c -o $@ $<;
-
 kload:
-	insmod ipt_YTUNBLOCK.ko
-	cp ./libipt_YTUNBLOCK.so /usr/lib/xtables/
-	cp ./libip6t_YTUNBLOCK.so /usr/lib/xtables/
+	insmod kyoutubeUnblock.ko
 
 kunload:
-	-rmmod ipt_YTUNBLOCK
-	-/bin/rm /usr/lib/xtables/libipt_YTUNBLOCK.so
-	-/bin/rm /usr/lib/xtables/libip6t_YTUNBLOCK.so
+	-rmmod kyoutubeUnblock
 
 kreload: kunload kload
 
-kclean: xtclean kmclean
+kclean: kmclean
 
 kmclean:
 	-$(MAKE) -C /lib/modules/$(shell uname -r)/build M=$(PWD) clean
-
-xtclean:
-	-/bin/rm -f libipt_YTUNBLOCK.so libipt_YTUNBLOCK.o