6 typedef struct tagITFILEHEADER
8 DWORD id; // 0x4D504D49
10 WORD reserved1; // 0x1004
33 typedef struct tagITENVELOPE
45 // Old Impulse Instrument Format (cmwt < 0x200)
46 typedef struct tagITOLDINSTRUMENT
48 DWORD id; // IMPI = 0x49504D49
49 CHAR filename[12]; // DOS file name
71 // Impulse Instrument Format
72 typedef struct tagITINSTRUMENT
100 BYTE dummy[4]; // was 7, but IT v2.17 saves 554 bytes
105 typedef struct ITSAMPLESTRUCT
107 DWORD id; // 0x53504D49
131 extern BYTE autovibit2xm[8];
132 extern BYTE autovibxm2it[8];