static FILE * main_source(FILE * data){data=WFOPEN(L"file.txt", L"w+");return data;}void _main(){FILE * data;data=NULL;data=main_source(data);fclose(data);}
static FILE * main_source(FILE * data){data=WFOPEN(L"file.txt", L"w+");return data;}static void main(){FILE * data;data=NULL;data=main_source(data);if (data!=NULL){fclose(data);}}