The s390 arch needs a pause between accesing the database

diff -up liblmdb/Makefile.old liblmdb/Makefile
--- liblmdb/Makefile.old	2014-06-26 09:34:24.593559711 +0200
+++ liblmdb/Makefile	2014-06-26 09:34:48.131007841 +0200
@@ -50,7 +50,9 @@ clean:
 
 test:	all
 	mkdir testdb
-	./mtest && ./mdb_stat testdb
+	./mtest
+	sleep 1
+	./mdb_stat testdb
 
 liblmdb.a:	mdb.o midl.o
 	ar rs $@ mdb.o midl.o