Defined in 4 files as a macro:
- external/gpl3/gcc.old/dist/gcc/config/linux.h, line 148 (as a macro)
- external/gpl3/gcc.old/dist/gcc/config/linux.h, line 151 (as a macro)
- external/gpl3/gcc.old/dist/gcc/config/rs6000/sysv4.h, line 974 (as a macro)
- external/gpl3/gcc.old/dist/gcc/config/rs6000/sysv4.h, line 977 (as a macro)