Defined in 4 files as a macro:
- crypto/external/bsd/heimdal/include/config.h, line 775 (as a macro)
- external/bsd/openldap/include/portable.h, line 497 (as a macro)
- external/bsd/unbound/include/config.h, line 427 (as a macro)
- external/mit/xorg/lib/libxcb/files/config.h, line 35 (as a macro)