-If <var>message</var> is not specified,
-<code>mime-message-structure</code> is used.
+<var>message</var> \e$B$,;XDj$5$l$F$$$J$$>l9g$O!"\e(B
+<code>mime-message-structure</code> \e$B$,;H$o$l$^$9!#\e(B
+</defun>
+
+<defun name="mime-find-entity-from-content-id">
+ <args> cid <opts> message
+<p>
+<var>message</var> \e$B$+$i!"\e(B<var>cid</var> \e$B$N\e(B entity \e$B$rJV$7$^$9!#\e(B
+<p>
+<var>message</var> \e$B$,;XDj$5$l$F$$$J$$>l9g$O!"\e(B
+<code>mime-message-structure</code> \e$B$,;H$o$l$^$9!#\e(B