/* 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_FIRST int have_included_42test_h; #define INC42_FIRST #elif !defined INC42_SECOND #define INC42_SECOND int have_included_42test_h_second; #else #define INC42_THIRD int have_included_42test_h_third; #endif