caddr_t is obsolete. Replace by void *, except for struct empfile

member cache, which becomes char * to keep pointer arithmetic simple.

src/lib/subs/nxtitem.c

@@ -46,7 +46,7 @@
 #include "prototypes.h"
 
 int
-nxtitem(struct nstr_item *np, caddr_t ptr)
+nxtitem(struct nstr_item *np, void *ptr)
 {
     struct genitem *gp;
     int selected;