Defines starting with `o' in bsd/sys

• O_ACCMODE bsd/sys/fcntl.h:98
• O_ALERT bsd/sys/fcntl.h:268
• O_APPEND bsd/sys/fcntl.h:113
• O_ASYNC bsd/sys/fcntl.h:117
• OBUFSIZ bsd/sys/tty.h:167
• O_CREAT bsd/sys/fcntl.h:120
• ODDP bsd/sys/ioctl_compat.h:122
• O_EXCL bsd/sys/fcntl.h:122
• O_EXLOCK bsd/sys/fcntl.h:116
• OFILESIZE bsd/sys/filedesc.h:100
• O_FSYNC bsd/sys/fcntl.h:118
• OID_AUTO bsd/sys/sysctl.h:123
• O_NDELAY bsd/sys/fcntl.h:154
• ONLCR bsd/sys/termios.h:134
• O_NOCTTY bsd/sys/fcntl.h:130
• ONOEOT bsd/sys/termios.h:136
• O_NO_MFS bsd/sys/fcntl.h:266
• O_NONBLOCK bsd/sys/fcntl.h:112
• OPAQUE bsd/sys/stat.h:209
• OPEN_MAX bsd/sys/syslimits.h:72
• OPMASK bsd/sys/namei.h:126
• O_POPUP bsd/sys/fcntl.h:264
• OPOST bsd/sys/termios.h:132
• ORDINARY bsd/sys/tty.h:218
• O_RDONLY bsd/sys/fcntl.h:95
• O_RDWR bsd/sys/fcntl.h:97
• O_SHLOCK bsd/sys/fcntl.h:115
• OSIOCGIFADDR bsd/sys/sockio.h:76
• OSIOCGIFBRDADDR bsd/sys/sockio.h:81
• OSIOCGIFCONF bsd/sys/sockio.h:83
• OSIOCGIFDSTADDR bsd/sys/sockio.h:78
• OSIOCGIFNETMASK bsd/sys/sockio.h:84
• OTIOCCONS bsd/sys/ioctl_compat.h:184
• O_TRUNC bsd/sys/fcntl.h:121
• OTTYDISC bsd/sys/ioctl_compat.h:185
• O_WRONLY bsd/sys/fcntl.h:96
• OXTABS bsd/sys/termios.h:135