Defined in 6 files as a macro:
- bin/date/date.c, line 203 (as a macro)
- bin/pax/sel_subs.h, line 58 (as a macro)
- sbin/shutdown/shutdown.c, line 411 (as a macro)
- usr.bin/at/at.c, line 636 (as a macro)
- usr.bin/last/last.c, line 63 (as a macro)
- usr.bin/touch/touch.c, line 215 (as a macro)