Declaration function1 is visible
Declaration c is visible
Declaration externVar is not visible
    Include directive is #include "header2.h"
Declaration a is not visible
    Include directive is #include "header2.h"
Declaration localVar is not visible
    Include directive was not found
Declaration externVar is not visible
    Include directive is #include "header2.h"
Declaration function is not visible
    Include directive was not found
Declaration main is visible
