commit 602f42061d68d131bfca60bd768fdf57dfe3dd26
Author: Marcin Banasiak <marcin.banasiak@gmail.com>
Date:   Fri Sep 7 18:38:41 2012 +0200

    Use unsigned type for pkg->recno
    
    rpmdbGetIteratorOffset() as well as rpmmiInstance() that are used to
    get recno value return unsigned value.

diff --git a/pkg.h b/pkg.h
index eb2e95f..58857e6 100644
--- a/pkg.h
+++ b/pkg.h
@@ -108,7 +108,7 @@ struct pkg {
     int groupid;              /* package group id (see pkgroups.c) */
 
     /* for installed packages */
-    int32_t      recno;        /* db's ID of the header */
+    uint32_t      recno;        /* db's ID of the header */
     int32_t      itime;        /* date of installation  */
 
     /* private, don't touch */