\e$B=i4|2==hM}$r9T$$$^$9\e(B
@end table
+\e$BL58z2=$KBP1~$7$?%"%I%*%s$O!"JQ?t\e(B @samp{<\e$B%b%8%e!<%kL>\e(B>-enabled} \e$B$K8=:_$N\e(B
+\e$B>uBV$rJ];}$7$^$9!#CM$,\e(B @samp{nil} \e$B$G$"$l$PL58z!"\e(B@samp{t} \e$B$G$"$l$PM-8z$G\e(B
+\e$B$9!#2C$($F!"0J2<$N4X?t$rDs6!$7$^$9!#\e(B
+
+@table @samp
+@item <\e$B%b%8%e!<%kL>\e(B>-enable
+\e$B%"%I%*%s$rM-8z$K$7$^$9\e(B(\e$B%*%W%7%g%s\e(B)
+@item <\e$B%b%8%e!<%kL>\e(B>-disable
+\e$B%"%I%*%s$rL58z$K$7$^$9\e(B(\e$B%*%W%7%g%s\e(B)
+@end table
+
Riece \e$BB&$G$O0J2<$N=hM}$r9T$$$^$9!#\e(B
@enumerate