change the barrier so that fd's are always passed and received with
authoreric <eric@openbsd.org>
Wed, 31 Mar 2021 17:42:24 +0000 (17:42 +0000)
committereric <eric@openbsd.org>
Wed, 31 Mar 2021 17:42:24 +0000 (17:42 +0000)
commit2325ad59676d9311bacd0323f7eefc32ced07c40
treecaf4464051f11503772b8cc57dcc4732b02aba76
parent211962d42fb9297c93bb73db76ff37bc08a0fd72
change the barrier so that fd's are always passed and received with
the first byte of the imsg they belong to.

idea, tweaks and ok claudio@
lib/libutil/imsg-buffer.c