\e$B%G%3!<%I$r9T$J$&$H$-!"$3$N%i%$%V%i%j!<$O$3$N@55,I=8=$K9gCW$9$k$b$N$rC5$7\e(B
\e$B$^$9!#\e(B
+@item rfc2047-encoded-word-regexp-loose
+@vindex rfc2047-encoded-word-regexp-loose
+@code{rfc2047-encoded-word-regexp} \e$B$N\e(B Q \e$B%(%s%3!<%G%#%s%0$N$?$a$N@55,I=8=\e(B
+\e$B$r4KK}$K$7$?%P!<%8%g%s$G$9!#\e(B
+
@item rfc2047-encode-encoded-words
@vindex rfc2047-encode-encoded-words
-\e$B%(%s%3!<%I:Q$_$N8l\e(B (\e$BNc$($P\e(B @samp{=?hello?=}) \e$B$r:FEY%(%s%3!<%I$9$k$+$I$&\e(B
-\e$B$+$r7h$a$k%V!<%kJQ?t$G$9!#\e(B
+\e$B%(%s%3!<%I:Q$_$N8l\e(B (\e$BNc$($P\e(B @samp{=?us-ascii?q?hello?=}) \e$B$r:FEY%(%s%3!<%I\e(B
+\e$B$9$k$+$I$&$+$r7h$a$k%V!<%kJQ?t$G$9!#\e(B
+@code{rfc2047-encoded-word-regexp} \e$B$,$=$N$h$&$J8l$rC5$9$?$a$K;H$o$l$^$9!#\e(B
+
+@item rfc2047-allow-irregular-q-encoded-words
+@vindex rfc2047-allow-irregular-q-encoded-words
+\e$B$$$$2C8:$K\e(B Q \e$B$G%(%s%3!<%I$5$l$?8l\e(B (\e$BNc$(\e(B
+\e$B$P\e(B @samp{=?us-ascii?q?hello??=}) \e$B$r%G%3!<%I$9$Y$-$+$I$&$+$r7h$a$k%V!<%k\e(B
+\e$BJQ?t$G$9!#$=$l$,\e(B @code{nil} \e$B0J30$NCM$J$i$P!"%(%s%3!<%I$5$l$?8l$rC5$9$?$a\e(B
+\e$B$K\e(B @code{rfc2047-encoded-word-regexp} \e$B$KBe$o$C\e(B
+\e$B$F\e(B @code{rfc2047-encoded-word-regexp-loose} \e$B$,;H$o$l$^$9!#\e(B
@end table
\e$B0J>e$OJQ?t$G$7$?!#<!$O4X?t$G$9\e(B: