Applying raid0145-19990724-2.0.37 will make kernel 2.0.37 modules fail to compile if CONFIG_BLK_DEV_SR is selected as module. (no problem with 2.2.12-pre4 for the same configuration) gcc -D__KERNEL__ -I/usr/src/linux-2.0.37/include -Wall -Wstrict-prototypes -O2 -fomit-frame-pointer -fno-strength-reduce -pipe -m486 -malign-loops=2 -malign-jumps=2 -malign-functions=2 -DCPU=686 -DMODULE -c -o sr_ioctl.o sr_ioctl.c ld -m elf_i386 -m elf_i386 -r -o sr_mod.o sr.o sr_ioctl.o sr_ioctl.o(.data+0x0): multiple definition of `kernel_version' sr.o(.data+0x0): first defined here make[2]: *** [sr_mod.o] Error 1 make[2]: Leaving directory `/usr/src/linux-2.0.37/drivers/scsi' make[1]: *** [modules] Error 2 make[1]: Leaving directory `/usr/src/linux-2.0.37/drivers' make: *** [modules] Error 2