Defined in 4 files as a macro:
- external/gpl2/diffutils/dist/lib/posix/regex.h, line 438 (as a macro)
- external/gpl2/diffutils/dist/lib/posix/regex.h, line 442 (as a macro)
- external/gpl2/grep/dist/lib/posix/regex.h, line 442 (as a macro)
- external/gpl2/grep/dist/lib/posix/regex.h, line 446 (as a macro)