Defines starting with `o' in bsd/dev/ppc/drvSymbios8xx

• OLF bsd/dev/ppc/drvSymbios8xx/Sym8xxRegs.h:189
• OLF1 bsd/dev/ppc/drvSymbios8xx/Sym8xxRegs.h:208
• ORF bsd/dev/ppc/drvSymbios8xx/Sym8xxRegs.h:188
• ORF1 bsd/dev/ppc/drvSymbios8xx/Sym8xxRegs.h:207