contrib uninstall script fixes

Index: contrib/dblink/uninstall_dblink.sql
===================================================================
RCS file: /projects/cvsroot/pgsql/contrib/dblink/uninstall_dblink.sql,v
retrieving revision 1.2
diff -c -r1.2 uninstall_dblink.sql
*** contrib/dblink/uninstall_dblink.sql	13 Mar 2006 18:04:57 -0000	1.2
--- contrib/dblink/uninstall_dblink.sql	10 Sep 2006 23:32:37 -0000
***************
*** 57,59 ****
--- 57,73 ----
  DROP FUNCTION dblink_connect (text, text);
  
  DROP FUNCTION dblink_connect (text);
+ 
+ DROP FUNCTION dblink_cancel_query(text);
+ 
+ DROP FUNCTION dblink_error_message(text);
+ 
+ DROP FUNCTION dblink_get_connections();
+ 
+ DROP FUNCTION dblink_get_result(text);
+ 
+ DROP FUNCTION dblink_get_result(text, boolean);
+ 
+ DROP FUNCTION dblink_is_busy(text);
+ 
+ DROP FUNCTION dblink_send_query(text, text);
Index: contrib/ltree/uninstall_ltree.sql
===================================================================
RCS file: /projects/cvsroot/pgsql/contrib/ltree/uninstall_ltree.sql,v
retrieving revision 1.2
diff -c -r1.2 uninstall_ltree.sql
*** contrib/ltree/uninstall_ltree.sql	13 Mar 2006 18:04:57 -0000	1.2
--- contrib/ltree/uninstall_ltree.sql	10 Sep 2006 23:32:37 -0000
***************
*** 164,169 ****
--- 164,171 ----
  
  DROP OPERATOR @> (ltree, ltree);
  
+ DROP FUNCTION ltreeparentsel(internal, oid, internal, integer);
+ 
  DROP FUNCTION ltree_textadd(text,ltree);
  
  DROP FUNCTION ltree_addtext(ltree,text);