We always hand in "NULL" (which means use tal_len on the msg), except for two places which do that manually for no good reason. Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
We leave the *build* results in lightningd/ for ease of in-place testing though. Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>