/* This file is to test compute #include directives.  It's named so   that it starts with a pre-processing number which isn't a valid   number (42test.h).  Including this must work.  */#ifndef INC42_FIRSTint have_included_42test_h;#define INC42_FIRST#elif !defined INC42_SECOND#define INC42_SECONDint have_included_42test_h_second;#else#define INC42_THIRDint have_included_42test_h_third;#endif