vlib: add screen-256color CLI terminal type
@@ -1023,6 +1023,7 @@ unix_cli_terminal_type (u8 * term, uword len)
_("xterm-color");
_("xterm-256color"); /* iTerm on Mac */
_("screen");
+ _("screen-256color"); /* Screen and tmux */
_("ansi"); /* Microsoft Telnet */
#undef _
