Function fd_set_nonblocking

src/daemon/ipc.c:625–628

}

static bool fd_set_nonblocking(int fd) {
    int flags = fcntl(fd, F_GETFL);
    return flags >= 0 && fcntl(fd, F_SETFL, flags | O_NONBLOCK) == 0;
}

static bool socket_disable_sigpipe(int fd) {
#ifdef SO_NOSIGPIPE