-@item mail-source-crash-box
-@vindex mail-source-crash-box
-\e$B%a!<%k$,!"$=$l$r=hM}$7$F$$$k4|4VCf$K3JG<$5$l$F$$$k>l=j$G$9!#%G%#%U%)%k%H\e(B
-\e$B$O\e(B @file{~/.emacs-mail-crash-box} \e$B$G$9!#\e(B
-
-@cindex Incoming*
-@item mail-source-delete-incoming
-@vindex mail-source-delete-incoming
-@code{nil} \e$B$G$J$1$l$P!"F~$C$FMh$?%a!<%k$r0l;~E*$K3JG<$7$?%U%!%$%k$r!"$=\e(B
-\e$B$l$r=hM}$7$?8e$G>C5n$7$^$9!#\e(B@code{t} \e$B$G$O%U%!%$%k$r$?$@$A$K>C5n$7!"\e(B
-@code{nil} \e$B$G$O$$$+$J$k%U%!%$%k$b>C$7$^$;$s!#@5$N?t$@$C$?>l9g$O!"$=$NF|\e(B
-\e$B?t0J>e$K8E$$%U%!%$%k$r>C5n$7$^$9\e(B (\e$B>C5n$O?7Ce%a!<%k$r<u$1<h$k$H$-$@$19T$J\e(B
-\e$B$o$l$^$9\e(B)\e$B!#\e(B@code{mail-source-delete-incoming} \e$B$r\e(B @code{nil} \e$B$K$7$F$*$$$F!"\e(B
-@code{mail-source-delete-old-incoming} \e$B$r%U%C%/$G8F$V$+!"$^$?$OBPOCE*$K\e(B
-\e$B8F$V$3$H$b$G$-$^$9!#\e(B@code{mail-source-delete-incoming} \e$B$N%G%#%U%)%k%HCM\e(B
-\e$B$O!"%"%k%U%!HG$N\e(B Gnus \e$B$G$O\e(B @code{10}\e$B!"%j%j!<%9$5$l$?HG$N\e(B Gnus \e$B$G\e(B
-\e$B$O\e(B @code{2} \e$B$G$9!#\e(B@xref{Gnus Development}.
-
-@item mail-source-delete-old-incoming-confirm
-@vindex mail-source-delete-old-incoming-confirm
-\e$BHs\e(B-@code{nil} \e$B$@$C$?$i!"8E$$\e(B incoming (\e$B%a!<%k$NE~Ce;~$K;H$o$l$?\e(B) \e$B%U%!%$\e(B
-\e$B%k$r>C5n$9$k$H$-$K3NG'$r5a$a$^$9!#$3$NJQ?t\e(B
-\e$B$O\e(B @code{mail-source-delete-incoming} \e$B$,@5$N?t$G$"$k>l9g$@$1;H$o$l$^$9!#\e(B
-
-@item mail-source-ignore-errors
-@vindex mail-source-ignore-errors
-\e$BHs\e(B-@code{nil} \e$B$@$C$?$i!"%a!<%k%=!<%9$+$i%a!<%k$rFI$`$H$-$N%(%i!<$rL5;k$7\e(B
-\e$B$^$9!#\e(B
-
-@item mail-source-directory
-@vindex mail-source-directory
-\e$BF~$C$F$-$?%a!<%k%=!<%9$N%U%!%$%k$,\e(B (\e$B$b$7$"$l$P\e(B) \e$B3JG<$5$l$k%G%#%l%/%H%j!<\e(B
-\e$B$G$9!#%G%#%U%)%k%H$O\e(B @file{~/Mail/} \e$B$G$9!#8=;~E@$G$3$l$,;H$o$l$kM#0l$N$b\e(B
-\e$B$N$O!"JQ?t\e(B @code{mail-source-delete-incoming} \e$B$,\e(B @code{nil} \e$B$^$?$O?tCM$G\e(B
-\e$B$"$C$?>l9g$K!"F~$C$F$-$?%a!<%k$r3JG<$9$k%U%!%$%k$NCV$->l=j$N;XDj$G$9!#\e(B
-
-@item mail-source-incoming-file-prefix
-@vindex mail-source-incoming-file-prefix
-\e$BF~$C$F$-$?%a!<%k$r0l;~E*$K3JG<$9$k%U%!%$%k$NL>A0$N@\F,8l$G$9!#%G%#%U%)%k\e(B
-\e$B%H$O\e(B @file{Incoming} \e$B$G!"$3$N>l9g%U%!%$%k\e(B
-\e$B$O\e(B @file{Incoming30630D_} \e$B$d\e(B @file{Incoming298602ZD} \e$B$N$h$&$K$J$j$^$9!#\e(B
-\e$B$3$l$,K\Ev$K4X78$9$k$N\e(B
-\e$B$O\e(B @code{mail-source-delete-incoming} \e$B$,\e(B @code{nil} \e$B$^$?$O?tCM$N>l9g$@$1\e(B
-\e$B$G$9$,!#\e(B
-
-@item mail-source-default-file-modes
-@vindex mail-source-default-file-modes
-\e$B$9$Y$F$N?7$7$$%a!<%k%U%!%$%k$O$3$N%U%!%$%k%b!<%I$K$J$j$^$9!#%G%#%U%)%k%H\e(B
-\e$B$O\e(B 384 \e$B$G$9!#\e(B
-
-@item mail-source-movemail-program
-@vindex mail-source-movemail-program
-@code{nil} \e$B$G$J$+$C$?$i!"?7Ce%a!<%k$r<h$j9~$`$?$a$N%W%m%0%i%`$NL>A0$G$"\e(B
-\e$B$k$H2r<a$5$l$^$9!#\e(B@code{nil} \e$B$@$C$?$i\e(B @code{exec-directory} \e$B$K$"\e(B
-\e$B$k\e(B @code{movemail} \e$B$,;H$o$l$^$9!#\e(B