\e$B$/<hF@$,CY$/$J$k$3$H$KCm0U$7$F2<$5$$!#$3$NJQ?t$,\e(B @code{nil} \e$B$J$i$P!"\e(B
@code{nntp} \e$B$OMW5a$rJ,3d$7$^$;$s!#%G%#%U%)%k%H$O\e(B 5 \e$B$G$9!#\e(B
+@item nntp-xref-number-is-evil
+@vindex nntp-xref-number-is-evil
+\e$B%f!<%6!<$,;XDj$7$?\e(B @code{Message-ID} \e$B$r;}$C$F$$$k5-;v!"$^$?$O8=:_$N$b$N\e(B
+\e$B$N?F5-;v$N\e(B @code{Message-ID} \e$B$r;}$C$F$$$k5-;v$r;2>H$9$k$H\e(B
+\e$B$-\e(B (@pxref{Finding the Parent})\e$B!"\e(BGnus \e$B$O$=$l$,$I$3$K$"$k$+$rCN$k$?$a\e(B
+\e$B$K\e(B @acronym{NNTP} \e$B%5!<%P!<$K\e(B @code{HEAD} \e$B%3%^%s%I$rAw$j$^$9!#$=$7$F%5!<\e(B
+\e$B%P!<$O!"\e(B@code{Xref} \e$B%X%C%@!<$K%0%k!<%W$H5-;vHV9f$NBP$r4^$s$G$$$k%G!<%?$r\e(B
+\e$BJV$7$^$9!#$=$N%G!<%?$,!"$=$N5-;v$,8=:_$N%0%k!<%W$K$"$k$3$H$r<($9$J$i!"DL\e(B
+\e$B>o\e(B Gnus \e$B$O$=$N5-;v$r;2>H$9$k$N$K5-;vHV9f$r;HMQ$7$^$9!"$=$&$G$J$1$l\e(B
+\e$B$P\e(B @code{Message-ID} \e$B$r;H$$$^$9$,!#$H$3$m$,!"$"$k%K%e!<%9%5!<%P!<\e(B (\e$BNc$(\e(B
+\e$B$P\e(B Diablo \e$B$r<B9T$9$k$b$N\e(B) \e$B$O!"F1$85-;v72$rM-$9$kJ#?t$N%(%s%8%s$r1?E>$7$F\e(B
+\e$B$$$F!"$=$l$i$N4V$G$O5-;vHV9f$,F14|$5$l$F$$$^$;$s!#$=$N>l\e(B
+\e$B9g\e(B @code{Xref} \e$B%X%C%@!<$K8=$o$l$k5-;vHV9f$O!"$I$N%(%s%8%s$,A*$P$l$k$+$K\e(B
+\e$B$h$C$FJQ2=$9$k$N$G!"Nc$($P8=:_$N%0%k!<%W$K$"$k?F5-;v$r;2>H$9$k$3$H$,$G$-\e(B
+\e$B$^$;$s!#$=$N$h$&$J%5!<%P!<$K@\B3$9$k$N$G$"$l$P!"$3$NJQ?t$r\e(B @code{nil} \e$B$G\e(B
+\e$B$O$J$$CM$K@_Dj$7$F2<$5$$!#$=$&$9$l$P\e(B Gnus \e$B$O5-;vHV9f$r;H$$$^$;$s!#Nc$($P\e(B:
+
+@lisp
+(setq gnus-select-method
+ '(nntp "newszilla"
+ (nntp-address "newszilla.example.com")
+ (nntp-xref-number-is-evil t)
+ @dots{}))
+@end lisp
+
+\e$B$3$N%5!<%P!<JQ?t$N%G%#%U%)%k%HCM$O\e(B @code{nil} \e$B$G$9!#\e(B
+
@item nntp-prepare-server-hook
@vindex nntp-prepare-server-hook
@acronym{NNTP} \e$B%5!<%P!<$K@\B3$r;n$_$kA0$K<B9T$9$k%U%C%/$G$9!#\e(B