--- scheduler/client.c	2026-04-28 01:13:21.000000000 +0800
+++ scheduler/client.c	2026-06-08 21:29:03.000000000 +0800
@@ -268,6 +268,13 @@
   if (httpAddrFamily(httpGetAddress(con->http)) == AF_LOCAL)
   {
 #  ifdef __APPLE__
+#  ifndef SOL_LOCAL
+#  define SOL_LOCAL 0
+#  endif
+#  ifndef LOCAL_PEERPID
+#  define LOCAL_PEERPID 0x002
+#  endif
+
     socklen_t	peersize;		/* Size of peer credentials */
     pid_t	peerpid;		/* Peer process ID */
     char	peername[256];		/* Name of process */