Defines starting with `o' in osfmk/i386

• O osfmk/i386/db_disasm.c:237
• o1 osfmk/i386/db_disasm.c:240
• o3 osfmk/i386/db_disasm.c:241
• OCW_TEMPLATE osfmk/i386/pic.h:190
• OFF_ICW osfmk/i386/pic.h:93
• OFF_OCW osfmk/i386/pic.h:94
• OMAGIC osfmk/i386/exec.h:81
• OS osfmk/i386/db_disasm.c:242
• OUTB osfmk/i386/asm.h:131
• OUTL osfmk/i386/asm.h:133