;; \e$B%G%3!<%@$,C1$J$kJ8;zNs$r=PNO$9$k>l9g!"C1=c$K$O\e(B encoded-word \e$B$=$N$b$N$H\e(B
;; encoded-word \e$B$N$h$&$K$_$($kJ8;zNs$r6hJL$G$-$J$$!#\e(B
;; \e$B$3$3$G$OJ8;zNsCf$G$=$l$i$r3N<B$K6hJL$7$FI=8=$9$kJ}K!$r<($9!#\e(B
+
+;;;; 1999/05/26 \e$B?7$7$$I=8=$r;W$$$D$$$?!#\e(B
+;;;; \e$BG$0U$NJ8;zNsCf$K4^$^$l$kFCDj$N\e(B =?charset?encoding?text?= \e$B$H$$$&$r6hJL$9$l$PNI$$$+$i!"\e(B
+;;;; =?charset?encoding?text?=?charset?encoding?text?=...?charset?encoding?text?= \e$B$H$$$&\e(B
+;;;; \e$B%Q%?!<%s$G:GD9%^%C%A$r9T$$!"LdBj$N\e(B encoded-word \e$B$+$I$&$+$r\e(B charset \e$B$K%^!<%-%s%0$7$F$*$1$PNI$$!#\e(B
+;;;; + \e$B$O\e(B 3\e$BG\A}$G$J$/!"G\A}$G:Q$`!#\e(B
+
;;
;; rule 1: \e$BJ8;zNsCf$G\e(B =?charset?encoding?text?= \e$B$H$$$&%Q%?!<%s$K\e(B
;; \e$B%^%C%A$7$J$$ItJ,$O$=$NItJ,$N$^$^$NFbMF$rI=$9!#\e(B