/* * Printer interface functions * */ extern LONG OpenPrinter (); /* Returns TRUE if succeeds, FALSE if fails. */ extern void ClosePrinter (); /* The printer must have been opened. */ extern LONG PrintString ( /* char * string */ ); /* Print the null terminated string on the printer. */ /* Returns the status of DoIO() (0 = ok, else error code) */ extern LONG DumpScreen ( /* struct Screen * screen */ ); /* Dumps an intuition screen on the printer in black and white. */ /* Returns the status of DoIO() */