- if (os == WIN_95)
- printf("This is windows 95.\n");
- else if (os == WIN_NT)
- printf("This is windows NT.\n");
- else if (os == WIN_2K)
- printf("This is windows 2000.\n");
- else if (os == WIN_XP)
- printf("This is windows XP.\n");
- else
- printf("This OS is unknown.\n");