REEXEC_CONFIG_PASS_FD
recv_rexec_state(REEXEC_CONFIG_PASS_FD, cfg, &timing_secret);
if ((startup_pipe = dup(REEXEC_CONFIG_PASS_FD)) == -1)
if (dup2(devnull, REEXEC_CONFIG_PASS_FD) == -1)
if (config_s[1] != REEXEC_CONFIG_PASS_FD) {
if (dup2(config_s[1], REEXEC_CONFIG_PASS_FD) == -1)