NAME

       modbus_flush - flush non-transmitted data

SYNOPSIS

       int modbus_flush(modbus_t *ctx);

DESCRIPTION

       The modbus_flush() function shall discard data received but not read to the socket or file
       descriptor associated to the context ctx.

RETURN VALUE

       The function shall return 0 or the number of flushed bytes if successful. Otherwise it
       shall return -1 and set errno.

AUTHORS

       The libmodbus documentation was written by Stéphane Raimbault
       <stephane.raimbault@gmail.com>