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update_dialog - Low level function to update a dialog player. Allegro game programming library.
#include <allegro.h> int update_dialog(DIALOG_PLAYER *player);
Updates the status of a dialog object returned by init_dialog(). Returns TRUE if the dialog is still active, or FALSE if it has terminated. Upon a return value of FALSE, it is up to you whether to call shutdown_dialog() or to continue execution. The object that requested the exit can be determined from the player->obj field.