2.5.29 compile failure (pnpbios)

[Corporal Pisang]

Hi, 

I get this error on 2.5.29.

gcc -Wp,-MD,./.pnpbios_core.o.d -D__KERNEL__ -I/usr/src/linux/include -Wall 
-Wstrict-prototypes -Wno-trigraphs -O2 -fomit-frame-pointer 
-fno-strict-aliasing -fno-common -pipe -mpreferred-stack-boundary=2 
-march=athlon  -nostdinc -iwithprefix include    
-DKBUILD_BASENAME=pnpbios_core -DEXPORT_SYMTAB  -c -o pnpbios_core.o 
pnpbios_core.c
pnpbios_core.c: In function `call_pnp_bios':
pnpbios_core.c:165: `gdt' undeclared (first use in this function)
pnpbios_core.c:165: (Each undeclared identifier is reported only once
pnpbios_core.c:165: for each function it appears in.)
pnpbios_core.c: In function `pnpbios_init':
pnpbios_core.c:1268: `gdt' undeclared (first use in this function)
make[2]: *** [pnpbios_core.o] Error 1
make[2]: Leaving directory `/usr/src/linux/drivers/pnp'
make[1]: *** [pnp] Error 2
make[1]: Leaving directory `/usr/src/linux/drivers'
make: *** [drivers] Error 2

regards.

-- 
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-Ubaida-