ðə lˈaɪnˈoːɹiəntᵻd dˈiːbˌʌɡɚ dˈiːbˌʌɡ.ˌiːˌɛksˈiː ɪz ɐn ɛkstˈɜːnəl kəmˈænd ɪn ˈɑːpɚɹˌeɪɾɪŋ sˈɪstəmz sˈʌtʃ ɐz dˌiːˌoʊˈɛs, ˌoʊˈɛs slˈæʃ tˈuː ænd wˈɪndoʊz ˈoʊnli ɪn sˈɪkstiːnbˈɪt slˈæʃ θˈɜːɾi tˈuːbˈɪt vˈɜːʒənz.
The line-oriented debugger DEBUG.EXE is an external command in operating systems such as DOS, OS/2 and Windows (only in 16-bit/32-bit versions).