The "name-prefix" directive is obsolete, and Bison 3 no longer adds
missing semicolons to actions.

Index: src/xmlpars.y
===================================================================
--- src/xmlpars.y.orig
+++ src/xmlpars.y
@@ -73,7 +73,7 @@ handle_attribute(xpkg_pkg_t pkg, const c
 %}
 
 %locations
-%name-prefix="xpkgxml"
+%define api.prefix {xpkgxml}
 %debug
 %union { char *string; xpkg_item_t xitem; xpkg_items_t xitems; long number; };
 %token ATTR XPKG NAME VERS REVI REQU PROV ITEM MINO MAJO
@@ -115,7 +115,7 @@ items: items aitem							{ LIST_INSERT_H
      | aitem								{ xpkg_items_t i = items_create(); LIST_INSERT_HEAD(i, $1, entries); $$=i; };
      ;
 
-aitem: '<' ITEM '>' aitem_m '/' ITEM '>'	{ $$ = $4 }
+aitem: '<' ITEM '>' aitem_m '/' ITEM '>'	{ $$ = $4; }
      ;
 
 aitem_m : name major minor		{ $$ = item_create($1, $2, $3); FREE($1); }