Import from SAMBA's tdb:
authorRusty Russell <rusty@rustcorp.com.au>
Wed, 29 Jul 2009 12:51:34 +0000 (22:21 +0930)
committerRusty Russell <rusty@rustcorp.com.au>
Wed, 29 Jul 2009 12:51:34 +0000 (22:21 +0930)
commit8f4a253ce07435870b61687e487df67a2ee7e19d
treeffb21dc5440cf9e09264d9625969e7529c9997b8
parent03c1876179e48121ab2bb445053fcb8371f36e5e
Import from SAMBA's tdb:
commit a91bcbccf8a2243dac57cacec6fdfc9907580f69
Author: Jim McDonough <jmcd@samba.org>
Date:   Thu May 21 16:26:26 2009 -0400

    Detect tight loop in tdb_find()
ccan/tdb/tdb.c