Add support for undocumented "Thunderbolt" port status/type.

ChangeLog

  * Add support for serial ports (names, routing, locks and directions),
     --se-name, --se-connect, --se-clear, --se-lock, --se-unlock,
     --se-dir and --list-serial.
+ * Add support for undocumented "Thunderbolt" port status/type.
 
 2014-11-30 : Version 0.4
  * Add videohubctrl(1) man page.

README

                        port is not installed.
                   B  - The port type is "BNC".
                   o  - The port type is "Optical".
+                  T  - The port type is "Thunderbolt".
 
 
 Video outputs Legend

cmd.c

 			else if (streq("Optical", port_data)) s_port->port[port_num].status = S_OPTICAL;
 			else if (streq("RS422", port_data))   s_port->port[port_num].status = S_RS422;
 			else if (streq("None", port_data))    s_port->port[port_num].status = S_NONE;
+			else if (streq("Thunderbolt", port_data)) s_port->port[port_num].status = S_THUNDERBOLT;
 			break;
 		case PARSE_DIR:
 			s_port->port[port_num].direction = DIR_AUTO;

data.h

 	S_NONE,
 	S_BNC,
 	S_OPTICAL,
+	S_THUNDERBOLT,
 	S_RS422,
 };
 

display.c

 	case S_UNKNOWN: return ' ';
 	case S_BNC    : return 'B';
 	case S_OPTICAL: return 'o';
+	case S_THUNDERBOLT: return 'T';
 	case S_NONE   : return 'x';
 	case S_RS422  : return '4'; // For serial ports
 	}

videohubctrl.1

        installed in the device.
   B  - The port type is "BNC".
   o  - The port type is "Optical".
+  T  - The port type is "Thunderbolt".
 .fi
 .TP
 \fB\-\-list\-voutputs\fR