Defines starting with `o' in 386bsd-0.0

• O kern/tty.c:81
• ONLINE arch/i386/isa/wt.c:171
• ONLYA kern/tty.c:1817
• ONLYB kern/tty.c:1818
• OPEN arch/i386/isa/wd.c:89
• OPENRAW arch/i386/isa/wd.c:93
• OPTSIZ netinet/ip_input.c:821
• OTHERS ufs/ufs_lockf.c:64
• ovbcopy net/slcompress.c:65