--- src/socketworks.c
+++ src/socketworks.c
@@ -1296,7 +1296,6 @@
 #undef DEFAULT_LOG
 #define DEFAULT_LOG LOG_SOCKET
 
-#ifdef __APPLE__
 struct mmsghdr
 {
 	struct msghdr msg_hdr; /* Message header */
@@ -1310,7 +1310,6 @@
 		writev(rsock, msg[i].msg_hdr.msg_iov, msg[i].msg_hdr.msg_iovlen);
 	return len;
 }
-#endif
 
 int writev_udp(int rsock, struct iovec *iov, int iiov)
 {