extern int __declspec(dllimport) example_dll_function(void); extern int __declspec(dllimport) example_dll_gen_function(void); #ifdef EXAMPLE_DLL_2 extern int __declspec(dllimport) example_dll_2_function(void); #endif int example_exe_function(void) { return 0; } int main(void) { return example_dll_function() + example_dll_gen_function() + #ifdef EXAMPLE_DLL_2 example_dll_2_function() + #endif example_exe_function(); }