void _main(){wchar_t * data;_union_type my_union;wchar_t data_buf[FILENAME_MAX]=L"";data=data_buf;{size_t data_len=wcslen(data);wchar_t * environment=GETENV(ENV_VARIABLE);if (environment!=NULL){wcsncat(data+data_len, environment, 100-data_len-1);}}my_union.a=data;{wchar_t * data=my_union.b;{FILE *file=NULL;file=FOPEN(data, L"wb+");if (file!=NULL) fclose(file);}}}
static void main(){wchar_t * data;_union_type my_union;wchar_t data_buf[FILENAME_MAX]=L"";data=data_buf;wcscpy(data, L"c:\\temp\\file.txt");wcscpy(data, L"/tmp/file.txt");my_union.a=data;{wchar_t * data=my_union.b;{FILE *file=NULL;file=FOPEN(data, L"wb+");if (file!=NULL) fclose(file);}}}