\e$B<B9T2DG=$J%3%^%s%IL>$H!"$b$7$"$l$P0z?t$G$9!#\e(B
@item @code{nil}@*
\e$B%_%K%P%C%U%!!<$G%3%^%s%I$rF~NO$7$^$9!#\e(B
-@item the symbol @code{default}@*
-\e$BJQ?t\e(B @code{gnus-summary-pipe-output-default-command} \e$B$,;}$C$F$$$kCM!"$^\e(B
-\e$B$?$O:G8e$KJ]B8$N$?$a$K;H$o$l$?%3%^%s%I$GCV$-49$($i$l$^$9!#\e(B
+@item \e$B%7%s%\%k\e(B @code{default}@*
+@code{gnus-summary-pipe-output-default-command} \e$BJQ?t$,;}$C$F$$$kCM!"$^$?\e(B
+\e$B$O:G8e$KJ]B8$N$?$a$K;H$o$l$?%3%^%s%I$GCV$-49$($i$l$^$9!#\e(B
@end itemize
RAW \e$B$K\e(B @code{nil} \e$B0J30$NCM$rM?$($k$H\e(B @code{:decode} \e$B$*$h\e(B