obioregs          285 arch/m68k/include/asm/oplib.h extern void prom_apply_obio_ranges(struct linux_prom_registers *obioregs, int nregs);
obioregs          169 arch/sparc/include/asm/oplib_32.h void prom_apply_obio_ranges(struct linux_prom_registers *obioregs, int nregs);