casa-mp-base

--- avahi-daemon/main.c.orig    2015-10-09 16:51:25.000000000 -0700

+++ avahi-daemon/main.c 2017-10-08 14:01:26.000000000 -0700

@@ -587,11 +587,17 @@

     int fd;

     char buf[32];

-    fd = open("/etc/machine-id", O_RDONLY|O_CLOEXEC|O_NOCTTY);

-    if (fd == -1 && errno == ENOENT)

-        fd = open("/var/lib/dbus/machine-id", O_RDONLY|O_CLOEXEC|O_NOCTTY);

+#ifdef O_CLOEXEC

+    fd = open("__MACPORTS_PREFIX__/var/lib/dbus/machine-id", O_RDONLY|O_CLOEXEC|O_NOCTTY);

+#else

+    fd = open("__MACPORTS_PREFIX__/var/lib/dbus/machine-id", O_RDONLY|O_NOCTTY);

+#endif

     if (fd == -1)

         return NULL;

+#ifndef O_CLOEXEC

+    if (fcntl(fd, F_SETFD, FD_CLOEXEC) == -1)

+        return NULL;

+#endif

     /* File is on a filesystem so we never get EINTR or partial reads */

     if (read(fd, buf, sizeof buf) != sizeof buf) {