141     { "Sound Effect",           DEMOWIN_ITM_SEPARATOR,  NULL,             NULL },
142     { "  Noisy Drum",           DEMOWIN_ITM_NONE,       MNU_play_sfx,     NULL },
143     { "  Gunshot",              DEMOWIN_ITM_NONE,       MNU_play_sfx,     NULL },
144     { "  Voice-Man",            DEMOWIN_ITM_NONE,       MNU_play_sfx,     NULL },
145     { "  Voice-Woman",          DEMOWIN_ITM_NONE,       MNU_play_sfx,     NULL },
146     { "  Looping Strings",      DEMOWIN_ITM_NONE,       MNU_play_sfx,     NULL },
147     { " ",                      DEMOWIN_ITM_SEPARATOR,  NULL,             NULL },
148     { "Voice Control",          DEMOWIN_ITM_SEPARATOR,  NULL,             NULL },
149     { "  Stop All",             DEMOWIN_ITM_NONE,       MNU_stop_sfx,     NULL },
150     { "  Stop All Looping",     DEMOWIN_ITM_NONE,       MNU_stop_looping, NULL },
151     { " ",                      DEMOWIN_ITM_SEPARATOR,  NULL,             NULL },
152     { "",                       DEMOWIN_ITM_TERMINATOR, NULL,             NULL }
158     NULL,                       // window handle
164     NULL,                       // callback for menu open event 
166     NULL,                       // callback for item select event
167     NULL,                       // callback for cancel event
357             demo_voice[i].ax_voice = NULL;  in init_demo_voices()
358             demo_voice[i].sp_entry = NULL;  in init_demo_voices()
379             if (NULL == demo_voice[i].ax_voice)  in get_demo_voice()
386         return(NULL);  in get_demo_voice()
410                     demo_voice[i].ax_voice = NULL;  in ax_demo_callback()
439                 demo_voice[i].ax_voice = NULL;  in ax_drop_voice_callback()
440                 demo_voice[i].sp_entry = NULL;  in ax_drop_voice_callback()
512         return NULL;  in LoadFileIntoRam()
519         return NULL;  in LoadFileIntoRam()
526     if (buffer == NULL)  in LoadFileIntoRam()
529         return NULL;  in LoadFileIntoRam()
539         return NULL;  in LoadFileIntoRam()
559     DEMOInit(NULL);  in main()
568     AIInit(NULL);  in main()
590     SPInitSoundTable(sp_table, sp_data, NULL);  in main()
606 …DebugWin   = DEMOWinCreateWindow((u16)(MenuPtr->handle->x2+10), 20, 620, 440, "Debug", 1024, NULL);  in main()