Declare specks_read_cmap().

src/specks.h

@@ -510,6 +510,8 @@ extern void  specks_discard( struct stuff *, struct specklist **slist );  /* Fre
 extern int   specks_check_async( struct stuff ** );
 extern int   specks_add_async( struct stuff *st, char *cmdstr, int replytoo );
 
+extern void specks_read_cmap( struct stuff *st, char *fname, int *ncmapp, struct cment **cmapp );
+
 extern void  specks_set_annotation( struct stuff *, CONST char *str );
 
 extern void  specks_current_frame( struct stuff *, struct specklist *sl );