diff --git a/sys/netinet/sctp_constants.h b/sys/netinet/sctp_constants.h
index 2b17cbc214ff..4a013d3df114 100644
--- a/sys/netinet/sctp_constants.h
+++ b/sys/netinet/sctp_constants.h
@@ -276,28 +276,16 @@ __FBSDID("$FreeBSD$");
 #define SCTP_SCALE_FOR_ADDR	2
 
 /* default AUTO_ASCONF mode enable(1)/disable(0) value (sysctl) */
-#if defined (__APPLE__) && !defined(SCTP_APPLE_AUTO_ASCONF)
-#define SCTP_DEFAULT_AUTO_ASCONF        0
-#else
 #define SCTP_DEFAULT_AUTO_ASCONF	1
-#endif
 
 /* default MULTIPLE_ASCONF mode enable(1)/disable(0) value (sysctl) */
 #define SCTP_DEFAULT_MULTIPLE_ASCONFS	0
 
 /* default MOBILITY_BASE mode enable(1)/disable(0) value (sysctl) */
-#if defined (__APPLE__) && !defined(SCTP_APPLE_MOBILITY_BASE)
-#define SCTP_DEFAULT_MOBILITY_BASE      0
-#else
 #define SCTP_DEFAULT_MOBILITY_BASE	0
-#endif
 
 /* default MOBILITY_FASTHANDOFF mode enable(1)/disable(0) value (sysctl) */
-#if defined (__APPLE__) && !defined(SCTP_APPLE_MOBILITY_FASTHANDOFF)
 #define SCTP_DEFAULT_MOBILITY_FASTHANDOFF	0
-#else
-#define SCTP_DEFAULT_MOBILITY_FASTHANDOFF	0
-#endif
 
 /*
  * Theshold for rwnd updates, we have to read (sb_hiwat >>