@defvar gnus-registry-split-strategy
\e$B$3$l$O%7%s%\%k$G$9!#%+%9%?%^%$%:$N%$%s%?!<%U%'!<%9$+$iJQ99$9$k$N$K$O!"$=\e(B
\e$B$l$,%Y%9%H$G$9!#%G%#%U%)%k%H$O\e(B @code{nil} \e$B$G$9$,!"9gCW$NB??t7h$^$?$O:G=i\e(B
@defvar gnus-registry-split-strategy
\e$B$3$l$O%7%s%\%k$G$9!#%+%9%?%^%$%:$N%$%s%?!<%U%'!<%9$+$iJQ99$9$k$N$K$O!"$=\e(B
\e$B$l$,%Y%9%H$G$9!#%G%#%U%)%k%H$O\e(B @code{nil} \e$B$G$9$,!"9gCW$NB??t7h$^$?$O:G=i\e(B