I tried to make the modules with kernel-sources 2.4.5 from Slackware but got these errors. Now I'm unsure what to do because the sources for the kernel come from a .tgz file, not from RPM. Also unclear if 2.4.5 is supported. Anything I oversee? Thanks, Arne bash-2.04# make cc -g -I/lib/modules/`uname -r`/build/include -O2 -march=i686 -fomit-frame-pointer -Wall -D__KERNEL__ -DMODULE -DMODVERSIONS -Wno-unused -include /lib/modules/`uname -r`/build/include/linux/modversions.h -c -o ataraid.o ataraid.c ataraid.c: In function `ataraid_get_bhead': ataraid.c:122: `GFP_NOIO' undeclared (first use in this function) ataraid.c:122: (Each undeclared identifier is reported only once ataraid.c:122: for each function it appears in.) ataraid.c: In function `ataraid_get_private': ataraid.c:138: `GFP_NOIO' undeclared (first use in this function) ataraid.c: In function `ataraid_init': ataraid.c:279: warning: implicit declaration of function `add_gendisk' ataraid.c: In function `ataraid_exit': ataraid.c:303: warning: implicit declaration of function `del_gendisk' make: *** [ataraid.o] Error 1