diff -Nurd -x'*~' pkg-config-0.28.orig/check/check-print-options pkg-config-0.28/check/check-print-options
--- pkg-config-0.28.orig/check/check-print-options	2013-01-22 08:11:53.000000000 -0500
+++ pkg-config-0.28/check/check-print-options	2014-06-05 02:53:24.000000000 -0400
@@ -16,9 +16,9 @@
 run_test --print-variables no-variables
 
 RESULT="exec_prefix
-prefix
+includedir
 libdir
-includedir"
+prefix"
 run_test --print-variables simple
 
 # --print-provides
diff -Nurd -x'*~' pkg-config-0.28.orig/main.c pkg-config-0.28/main.c
--- pkg-config-0.28.orig/main.c	2013-01-22 08:11:53.000000000 -0500
+++ pkg-config-0.28/main.c	2014-06-05 01:57:43.000000000 -0400
@@ -277,11 +277,10 @@
 }
 
 void
-print_hashtable_key (gpointer key,
-                     gpointer value,
-                     gpointer user_data)
+print_list_entry (gpointer entry,
+                  gpointer user_data)
 {
-  printf("%s\n", (gchar*)key);
+  printf("%s\n", (gchar*)entry);
 }
 
 static void
@@ -682,9 +681,14 @@
         {
           Package *pkg = tmp->data;
           if (pkg->vars != NULL)
-            g_hash_table_foreach(pkg->vars,
-                                 &print_hashtable_key,
-                                 NULL);
+	    {
+              GList *vars = g_hash_table_get_keys(pkg->vars);
+              vars = g_list_sort(vars, (GCompareFunc)g_ascii_strcasecmp);
+              g_list_foreach(vars,
+                             &print_list_entry,
+                             NULL);
+              g_list_free(vars);
+	    }
           tmp = g_list_next (tmp);
           if (tmp) printf ("\n");
         }