Defined in 3 files as a macro:
- external/gpl3/binutils/dist/gprofng/libcollector/iotrace.c, line 33 (as a macro)
- external/gpl3/gdb.old/dist/gnulib/import/cdefs.h, line 295 (as a macro)
- external/gpl3/gdb.old/dist/gnulib/import/cdefs.h, line 297 (as a macro)