INT 14 - COMM-DRV v14.0 - GET INT 14 FLAGS AX = FFFCh DX = port number Return: AH bit 7 set on error AH bit 7 clear if successful BX = flags (see #00403) SeeAlso: AX=FFFDh Bitfields for INT 14h flags: Bit(s) Description (Table 00403) 0 port active for INT 14h 1 interface behaving like a FOSSIL(Fido/Opus/Seadog Standard Interface Layer) A standardized API for performing serial I/O, originally used by the Fido and Opus bulletin- board software and Seadog bulletin-board mailer, but now in wider use. driver