1 #if defined(_WIN32) || defined(__CYGWIN__) 2 # define ATTRIBUTES __attribute((__dllimport__)) 3 #else 4 # define ATTRIBUTES 5 #endif 6 7 extern ATTRIBUTES void fn_1 (int); 8 extern ATTRIBUTES void fn_2 (int); 9 extern ATTRIBUTES int extern_var_1; 10 extern ATTRIBUTES int extern_var_2; 11 12 int main () 13 { 14 fn_1 (extern_var_1); 15 fn_2 (extern_var_2); 16 17 return 0; 18 } 19