Defined in 4 files as a macro:
- external/bsd/tre/dist/include/tre/tre-config.h, line 52 (as a macro)
- external/bsd/tre/dist/win32/tre-config.h, line 52 (as a macro)
- external/bsd/tre/include/config.h, line 228 (as a macro)
- external/bsd/tre/include/tre-config.h, line 44 (as a macro)