print PEN value 0xfffffe as Unassigned

src/libstrongswan/pen/pen.c

@@ -41,7 +41,8 @@ ENUM_NEXT(pen_names, PEN_ITA, PEN_ITA, PEN_FHH,
 	"ITA-HSR");
 ENUM_NEXT(pen_names, PEN_OPENPTS, PEN_OPENPTS, PEN_ITA,
 	"OpenPTS");
-ENUM_NEXT(pen_names, PEN_RESERVED, PEN_RESERVED, PEN_OPENPTS,
+ENUM_NEXT(pen_names, PEN_UNASSIGNED, PEN_RESERVED, PEN_OPENPTS,
+	"Unassigned",
 	"Reserved");
 ENUM_END(pen_names, PEN_RESERVED);
 

src/libstrongswan/pen/pen.h

@@ -43,6 +43,7 @@ enum pen_t {
 	PEN_FHH =        0x0080ab,	/*    32939 */
 	PEN_ITA =        0x00902a,	/*    36906 */
 	PEN_OPENPTS =    0x00950e,	/*    38158 */
+	PEN_UNASSIGNED = 0xfffffe,	/* 16777214 */
 	PEN_RESERVED =   0xffffff,	/* 16777215 */
 };