// #include "a2.h" /* #define incfile "a2.h" #if defined(incfile) #include incfile #endif */ #if 0 #include "a2.h" #endif // a2.h is not included, if it is modified no recompilation should occur
// #include "a2.h" /* #define incfile "a2.h" #if defined(incfile) #include incfile #endif */ #if 0 #include "a2.h" #endif // a2.h is not included, if it is modified no recompilation should occur