From 1fa5d4bdfcc6fea44f9abf353d25f3a5d013f5d7 Mon Sep 17 00:00:00 2001
From: Satadru Pramanik <satadru@umich.edu>
Date: Tue, 21 Jun 2022 20:44:30 +0000
Subject: Add support for building on macOS w/o X11, using endian code from
 "portable_endian.h"...

---
 src/common_interface.c | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

diff --git a/src/common_interface.c b/src/common_interface.c
index cb95e90..a4439b6 100644
--- a/src/common_interface.c
+++ b/src/common_interface.c
@@ -70,6 +70,24 @@
 # define HTOLE_32(x)   (x)
 #endif /* Solaris */
 
+#elif defined(__APPLE__)
+#include <libkern/OSByteOrder.h>
+
+#define htobe16(x) OSSwapHostToBigInt16(x)
+#define htole16(x) OSSwapHostToLittleInt16(x)
+#define be16toh(x) OSSwapBigToHostInt16(x)
+#define le16toh(x) OSSwapLittleToHostInt16(x)
+
+#define htobe32(x) OSSwapHostToBigInt32(x)
+#define htole32(x) OSSwapHostToLittleInt32(x)
+#define be32toh(x) OSSwapBigToHostInt32(x)
+#define le32toh(x) OSSwapLittleToHostInt32(x)
+
+#define htobe64(x) OSSwapHostToBigInt64(x)
+#define htole64(x) OSSwapHostToLittleInt64(x)
+#define be64toh(x) OSSwapBigToHostInt64(x)
+#define le64toh(x) OSSwapLittleToHostInt64(x)
+
 #else
 
 #include <sys/endian.h>
-- 
cgit v1.2.1