vntsd_read_char
if ((rv = vntsd_read_char(clientp, &c)) != VNTSD_SUCCESS) {
if ((rv = vntsd_read_char(clientp, &cmd)) != VNTSD_SUCCESS) {
if ((rv = vntsd_read_char(clientp, &c)) != VNTSD_SUCCESS) {
if ((rv = vntsd_read_char(clientp, c)) != VNTSD_SUCCESS) {
int vntsd_read_char(vntsd_client_t *clientp, char *c);