diff --git a/server/request.c b/server/request.c
index 9853e1e..8865604 100644
--- a/server/request.c
+++ b/server/request.c
@@ -78,7 +78,7 @@
 
 /* socket communication static structures */
 static struct iovec myiovec;
-static struct msghdr msghdr = { NULL, 0, &myiovec, 1, };
+static struct msghdr msghdr = { NULL, 0, &myiovec, 1, /* remaining fields depend on system */ };
 #ifndef HAVE_MSGHDR_ACCRIGHTS
 struct cmsg_fd
 {