imsg_read
ssize_t imsg_read(struct imsgbuf *);
if ((n = imsg_read(ibuf)) == -1 && errno != EAGAIN)
if ((n = imsg_read(ibuf)) == -1 && errno != EAGAIN)
if ((n = imsg_read(ibuf)) == -1 && errno != EAGAIN)
if ((n = imsg_read(ibuf)) == -1 && errno != EAGAIN)