124     { "Sound   : (none)",            DEMOWIN_ITM_NONE,       MNU_sound,        NULL },
125     { "AuxA    : (none)",            DEMOWIN_ITM_NONE,       MNU_auxa,         NULL },
126     { "",                            DEMOWIN_ITM_SEPARATOR,  NULL,             NULL },
127     { "Position: C Stick",           DEMOWIN_ITM_NONE,       MNU_position,     NULL },
128     { "",                            DEMOWIN_ITM_SEPARATOR,  NULL,             NULL },
129     { "Compress: No",                DEMOWIN_ITM_NONE,       MNU_compressor,   NULL },
130     { "",                            DEMOWIN_ITM_SEPARATOR,  NULL,             NULL },
131     { "Kill All Voices",             DEMOWIN_ITM_NONE,       MNU_kill_all,     NULL },
132     { "",                            DEMOWIN_ITM_TERMINATOR, NULL,             NULL }
139     NULL,                       // window handle
145     NULL,                       // callback for menu open event
146     NULL,                       // callback for cursor move event
147     NULL,                       // callback for item select event
148     NULL,                       // callback for cancel event
289             v = NULL;  in play_sfx()
322                     demo_voices[i].ax_voice = NULL;  in ax_demo_callback()
353         demo_voices[v->index].ax_voice = NULL;  in ax_drop_voice_callback()
354         demo_voices[v->index].sp_entry = NULL;  in ax_drop_voice_callback()
447             AXRegisterAuxACallback(NULL, NULL);  in MNU_auxa()
772         return NULL;  in LoadFileIntoRam()
779         return NULL;  in LoadFileIntoRam()
786     if (buffer == NULL)  in LoadFileIntoRam()
789         return NULL;  in LoadFileIntoRam()
799         return NULL;  in LoadFileIntoRam()
832     DEMOInit(NULL);  in main()
842     AIInit(NULL);  in main()
906         NULL  in main()