broadcast_dialog_message - Broadcasts a message to all the objects in the active dialog. Allegro game

       Broadcasts a message to all the objects in the active dialog. If any  of  the  dialog  procedures  return
       values other than D_O_K, it returns that value.

       broadcast_dialog_message  -  Broadcasts  a  message to all the objects in the active dialog. Allegro game
       programming library.

dialog_message(3alleg4), active_dialog(3alleg4)

Allegro                                           version 4.4.3                broadcast_dialog_message(3alleg4)

#include<allegro.h>intbroadcast_dialog_message(intmsg,intc);