root@ordi-salon:/usr/src/linux# make
  CHK     include/linux/version.h
  SPLIT   include/linux/autoconf.h -> include/config/*
  CHK     include/linux/compile.h
  GZIP    kernel/config_data.gz
  IKCFG   kernel/config_data.h
  CC      kernel/configs.o
  LD      kernel/built-in.o
  LD      drivers/char/watchdog/built-in.o
  CC [M]  drivers/char/watchdog/i8xx_tco.o
  LD      drivers/char/built-in.o
  LD      drivers/built-in.o
  GEN     .version
  CHK     include/linux/compile.h
  UPD     include/linux/compile.h
  CC      init/version.o
  LD      init/built-in.o
  LD      .tmp_vmlinux1
drivers/built-in.o: In function `ide_wait_not_busy':
(.text+0x3d0e6): undefined reference to `touch_nmi_watchdog'
make: *** [.tmp_vmlinux1] Error 1