Defined in 4 files as a macro:
- external/bsd/ntp/dist/include/timepps-SCO.h, line 187 (as a macro)
- external/bsd/ntp/dist/include/timepps-Solaris.h, line 208 (as a macro)
- external/bsd/ntp/dist/include/timepps-SunOS.h, line 187 (as a macro)
- external/bsd/ntp/dist/ports/winnt/ppsapi/loopback/monolithic-serialpps-timepps.h, line 225 (as a macro)