gcc -D__KERNEL__ -I/usr/src/linux-2.4/include -Wall -Wstrict-prototypes -O2 -fomit-frame-pointer -fno-strict-aliasing -pipe -fno-strength-reduce -march=i486 -falign-loops=2 -falign-jumps=2 -falign-functions=2 -DCPU=586 -DMODULE -DMODVERSIONS -include /usr/src/linux-2.4/include/linux/modversions.h   -c -o penmountusb.o penmountusb.c