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-rw-r--r--pr/include/md/_macos.h13
1 files changed, 13 insertions, 0 deletions
diff --git a/pr/include/md/_macos.h b/pr/include/md/_macos.h
index cf38977f..5bb4d72d 100644
--- a/pr/include/md/_macos.h
+++ b/pr/include/md/_macos.h
@@ -382,6 +382,19 @@ extern char* _MD_ReadDir(struct _MDDir *md,PRIntn flags);
** Socket I/O Related definitions
*/
+#if UNIVERSAL_INTERFACES_VERSION >= 0x0330
+/* In Universal Interfaces 3.3 and later, these are enums. */
+#define IP_TTL IP_TTL
+#define IP_TOS IP_TOS
+#define IP_ADD_MEMBERSHIP IP_ADD_MEMBERSHIP
+#define IP_DROP_MEMBERSHIP IP_DROP_MEMBERSHIP
+#define IP_MULTICAST_IF IP_MULTICAST_IF
+#define IP_MULTICAST_TTL IP_MULTICAST_TTL
+#define IP_MULTICAST_LOOP IP_MULTICAST_LOOP
+#define TCP_NODELAY TCP_NODELAY
+#define TCP_MAXSEG TCP_MAXSEG
+#endif
+
#define _MD_SOCKET _MD_socket
#define _MD_BIND _MD_bind
#define _MD_LISTEN _MD_listen