_GL_HAS_BUILTIN_UNREACHABLE  156 lib/stddef.in.h # ifndef _GL_HAS_BUILTIN_UNREACHABLE
_GL_HAS_BUILTIN_UNREACHABLE  168 lib/stddef.in.h # if _GL_HAS_BUILTIN_UNREACHABLE
_GL_HAS_BUILTIN_UNREACHABLE  294 lib/verify.h   #ifndef _GL_HAS_BUILTIN_UNREACHABLE
_GL_HAS_BUILTIN_UNREACHABLE  356 lib/verify.h   #if _GL_HAS_BUILTIN_UNREACHABLE