Port from SAMBA tdb: commit 54a51839ea65aa788b18fce8de0ae4f9... ...a65aa788b18fce8de0ae4f9ba63e4e7 Author: Rusty Russell <rusty@rustcorp.com.au> Date:... Signed-off-by: Rusty Russell <rusty@rustcorp.com.au> Author: Rusty Russell <rusty@rustcorp.com.au> Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>