man dialog_message () - Sends a message to all the objects in an array. Allegro game programming library.
NAME
dialog_message - Sends a message to all the objects in an array. Allegro game programming library.
SYNOPSIS
#include <allegro.h>
int dialog_message(DIALOG *dialog, int msg, int c, int *obj);
DESCRIPTION
Sends a message to all the objects in an array. If any of the dialog procedures return values other than D_O_K, it returns the value and sets obj to the index of the object which produced it.