+ {IAC, SB, TELOPT_LFLOW, LFLOW_ON, IAC, SE};
+ {IAC, SB, TELOPT_LFLOW, LFLOW_ON, IAC, SE};
+ {IAC, SB, TELOPT_LFLOW, LFLOW_OFF, IAC, SE};
+# define RESERVED sizeof(lflow_on)
+#else
+ {IAC, SB, TELOPT_LFLOW, LFLOW_OFF, IAC, SE};
+# define RESERVED sizeof(lflow_on)
+#else