Switch to internalize_from_zfile() to be able to read zplists from 0.42.

--- lib/pkgdb.c.orig	2014-10-20 08:42:01.750291119 +0200
+++ lib/pkgdb.c	2014-10-20 08:42:17.430433368 +0200
@@ -155,7 +155,7 @@ xbps_pkgdb_update(struct xbps_handle *xh
 		return cached_rv;
 
 	if (xhp->pkgdb && flush) {
-		pkgdb_storage = xbps_dictionary_internalize_from_file(xhp->pkgdb_plist);
+		pkgdb_storage = xbps_dictionary_internalize_from_zfile(xhp->pkgdb_plist);
 		if (pkgdb_storage == NULL ||
 		    !xbps_dictionary_equals(xhp->pkgdb, pkgdb_storage)) {
 			/* flush dictionary to storage */
@@ -170,7 +170,7 @@ xbps_pkgdb_update(struct xbps_handle *xh
 		cached_rv = 0;
 	}
 	/* update copy in memory */
-	if ((xhp->pkgdb = xbps_dictionary_internalize_from_file(xhp->pkgdb_plist)) == NULL) {
+	if ((xhp->pkgdb = xbps_dictionary_internalize_from_zfile(xhp->pkgdb_plist)) == NULL) {
 		if (errno == ENOENT)
 			xhp->pkgdb = xbps_dictionary_create();
 		else
@@ -346,7 +346,7 @@ xbps_pkgdb_get_pkg_files(struct xbps_han
 
 	plist = xbps_xasprintf("%s/.%s-files.plist", xhp->metadir, pkgname);
 	free(pkgname);
-	pkgfilesd = xbps_dictionary_internalize_from_file(plist);
+	pkgfilesd = xbps_dictionary_internalize_from_zfile(plist);
 	free(plist);
 
 	if (pkgfilesd == NULL) {
--- lib/package_remove.c.orig	2014-10-20 08:42:53.597762164 +0200
+++ lib/package_remove.c	2014-10-20 08:42:59.429815272 +0200
@@ -268,7 +268,7 @@ xbps_remove_pkg(struct xbps_handle *xhp,
 
 	/* internalize pkg files dictionary from metadir */
 	snprintf(metafile, sizeof(metafile), "%s/.%s-files.plist", xhp->metadir, pkgname);
-	pkgfilesd = xbps_dictionary_internalize_from_file(metafile);
+	pkgfilesd = xbps_dictionary_internalize_from_zfile(metafile);
 	if (pkgfilesd == NULL)
 		xbps_dbg_printf(xhp, "WARNING: metaplist for %s "
 		    "doesn't exist!\n", pkgver);
--- bin/xbps-pkgdb/check.c.orig	2014-10-20 08:43:16.190968036 +0200
+++ bin/xbps-pkgdb/check.c	2014-10-20 08:43:21.246014149 +0200
@@ -94,7 +94,7 @@ check_pkg_integrity(struct xbps_handle *
 	if (xbps_dictionary_get_cstring_nocopy(opkgd, "metafile-sha256", &sha256)) {
 		buf = xbps_xasprintf("%s/.%s-files.plist",
 		    xhp->metadir, pkgname);
-		filesd = xbps_dictionary_internalize_from_file(buf);
+		filesd = xbps_dictionary_internalize_from_zfile(buf);
 		rv = xbps_file_hash_check(buf, sha256);
 		free(buf);
 		if (rv == ENOENT) {