Fix #ifdef __APPLE__ issues.

gtests/net/packetdrill/parser.y

@@ -3093,7 +3093,7 @@ sockaddr
 		struct sockaddr_in *ipv4 = malloc(sizeof(struct sockaddr_in));
 		memset(ipv4, 0, sizeof(*ipv4));
 		ipv4->sin_family = AF_INET;
-#if defined(__FreeBSD__) || defined(__OpenBSD__) || defined(__NetBSD__)
+#if defined(__FreeBSD__) || defined(__OpenBSD__) || defined(__NetBSD__) || defined(__APPLE__)
 		ipv4->sin_len = sizeof(*ipv4);
 #endif
 		ipv4->sin_port = htons($10);
@@ -3108,7 +3108,7 @@ sockaddr
 		struct sockaddr_in6 *ipv6 = malloc(sizeof(struct sockaddr_in6));
 		memset(ipv6, 0, sizeof(*ipv6));
 		ipv6->sin6_family = AF_INET6;
-#if defined(__FreeBSD__) || defined(__OpenBSD__) || defined(__NetBSD__)
+#if defined(__FreeBSD__) || defined(__OpenBSD__) || defined(__NetBSD__) || defined(__APPLE__)
 		ipv6->sin6_len = sizeof(*ipv6);
 #endif
 		ipv6->sin6_port = htons($10);

gtests/net/packetdrill/tcp.h

@@ -40,7 +40,7 @@
 
 #if defined(__FreeBSD__) || defined(__OpenBSD__) || defined(__NetBSD__) || defined(__APPLE__)
 #define SOL_TCP IPPROTO_TCP
-#endif /* defined(__FreeBSD__) || defined(__OpenBSD__) || defined(__NetBSD__) */
+#endif /* defined(__FreeBSD__) || defined(__OpenBSD__) || defined(__NetBSD__) || defined(__APPLE__) */
 
 #ifdef linux