diff --git a/configure.ac b/configure.ac
index 9985cdcbf8a0..12cb4b9bb33d 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1180,9 +1180,6 @@ m4_define([FRR_INCLUDES],
 /* Required for MAXSIG */
 #include <signal.h>
 #include <sys/socket.h>
-#ifdef __APPLE__
-# define __APPLE_USE_RFC_3542
-#endif
 #include <netinet/in.h>
 #include <sys/time.h>
 #include <time.h>
diff --git a/lib/event.c b/lib/event.c
index d3bc0205ae98..4121c0a448ce 100644
--- a/lib/event.c
+++ b/lib/event.c
@@ -55,11 +55,6 @@ static int event_timer_cmp(const struct event *a, const struct event *b)
 
 DECLARE_HEAP(event_timer_list, struct event, timeritem, event_timer_cmp);
 
-#if defined(__APPLE__)
-#include <mach/mach.h>
-#include <mach/mach_time.h>
-#endif
-
 #define AWAKEN(m)                                                              \
 	do {                                                                   \
 		const unsigned char wakebyte = 0x01;                           \
diff --git a/lib/ntop.c b/lib/ntop.c
index 49e1b152c931..89b4d5ecdcab 100644
--- a/lib/ntop.c
+++ b/lib/ntop.c
@@ -158,7 +158,7 @@ const char *frr_inet_ntop(int af, const void * restrict src,
 	return dst;
 }
 
-#if !defined(INET_NTOP_NO_OVERRIDE) && !defined(__APPLE__)
+#if !defined(INET_NTOP_NO_OVERRIDE)
 /* we want to override libc inet_ntop, but make sure it shows up in backtraces
  * as frr_inet_ntop (to avoid confusion while debugging)
  */
diff --git a/lib/sockopt.c b/lib/sockopt.c
index 0c4adb0b7c22..ed681710e5c7 100644
--- a/lib/sockopt.c
+++ b/lib/sockopt.c
@@ -10,13 +10,12 @@
 #include "sockunion.h"
 #include "lib_errors.h"
 
-#if (defined(__FreeBSD__)                                                      \
-     && ((__FreeBSD_version >= 500022 && __FreeBSD_version < 700000)           \
-	 || (__FreeBSD_version < 500000 && __FreeBSD_version >= 440000)))      \
-	|| (defined(__NetBSD__) && defined(__NetBSD_Version__)                 \
-	    && __NetBSD_Version__ >= 106010000)                                \
-	|| defined(__OpenBSD__) || defined(__APPLE__)                          \
-	|| defined(__DragonFly__) || defined(__sun)
+#if (defined(__FreeBSD__) &&                                                   \
+     ((__FreeBSD_version >= 500022 && __FreeBSD_version < 700000) ||           \
+      (__FreeBSD_version < 500000 && __FreeBSD_version >= 440000))) ||         \
+	(defined(__NetBSD__) && defined(__NetBSD_Version__) &&                 \
+	 __NetBSD_Version__ >= 106010000) ||                                   \
+	defined(__OpenBSD__) || defined(__DragonFly__) || defined(__sun)
 #define HAVE_BSD_STRUCT_IP_MREQ_HACK
 #endif
 
diff --git a/lib/zebra.h b/lib/zebra.h
index 3fe61c801ee1..378ccd84d011 100644
--- a/lib/zebra.h
+++ b/lib/zebra.h
@@ -76,10 +76,6 @@
 #include <sys/sockio.h>
 #endif /* HAVE_SYS_SOCKIO_H */
 
-#ifdef __APPLE__
-#define __APPLE_USE_RFC_3542
-#endif
-
 #ifndef HAVE_LIBCRYPT
 #ifdef HAVE_LIBCRYPTO
 #include <openssl/des.h>
@@ -280,10 +276,9 @@ struct in_pktinfo {
  * OpenBSD: network byte order, apart from older versions which are as per
  *          *BSD
  */
-#if defined(__NetBSD__)                                                        \
-	|| (defined(__FreeBSD__) && (__FreeBSD_version < 1100030))             \
-	|| (defined(__OpenBSD__) && (OpenBSD < 200311))                        \
-	|| (defined(__APPLE__))
+#if defined(__NetBSD__) ||                                                     \
+	(defined(__FreeBSD__) && (__FreeBSD_version < 1100030)) ||             \
+	(defined(__OpenBSD__) && (OpenBSD < 200311))
 #define HAVE_IP_HDRINCL_BSD_ORDER
 #endif
 
diff --git a/lib/zlog.c b/lib/zlog.c
index 309a955fa90a..2a6189573fe7 100644
--- a/lib/zlog.c
+++ b/lib/zlog.c
@@ -32,9 +32,6 @@
 #ifdef __DragonFly__
 #include <sys/lwp.h>
 #endif
-#ifdef __APPLE__
-#include <mach/mach_traps.h>
-#endif
 
 #ifdef HAVE_LIBUNWIND
 #define UNW_LOCAL_ONLY
diff --git a/zebra/kernel_socket.c b/zebra/kernel_socket.c
index d897f4a1df2d..62adbc0c3e8a 100644
--- a/zebra/kernel_socket.c
+++ b/zebra/kernel_socket.c
@@ -48,11 +48,7 @@ extern struct zebra_privs_t zserv_privs;
  * 0).  We follow this practice without questioning it, but it is a
  * bug if frr calls ROUNDUP with 0.
  */
-#ifdef __APPLE__
-#define ROUNDUP_TYPE	int
-#else
-#define ROUNDUP_TYPE	long
-#endif
+#define ROUNDUP_TYPE long
 
 /*
  * Because of these varying conventions, the only sane approach is for