__must_check__ int el_job_connect(job_t *w, struct sockaddr *, socklen_t len,
int type, int proto);
__must_check__ ssize_t el_job_read(job_t *w, buffer_t *buf);
+__must_check__ ssize_t el_job_write(job_t *w, buffer_t *buf);
static inline job_t *el_job_start(const machine_t *m, void *cfg) {
job_t *w = job_new();