VeriFone MX800 series Programmer's Manual page 184

S F
ERVICE UNCTIONS
svcCom3SetHandshake()
184
M X 800 S P
ERIES ROGRAMMERS
Prototype
short svcCom3SetHandshake(int fd, char hs)
Parameters
File descriptor returned when opening a serial port with either open()
fd
or ecrOpen().
A 1 byte value that indicates the handshake control.
ec
G
UIDE