interpreter: add macos compat for htole32 and htole64

Author: delta1

src/script/interpreter.cpp

@@ -16,6 +16,12 @@ extern "C" {
 #include <simplicity/elements/exec.h>
 #include <simplicity/errorCodes.h>
 }
+// ELEMENTS: Macos compat for htole32 and htole64
+#if defined(__APPLE__)
+  #include <libkern/OSByteOrder.h>
+  #define htole32(x) OSSwapHostToLittleInt32(x)
+  #define htole64(x) OSSwapHostToLittleInt64(x)
+#endif
 
 typedef std::vector<unsigned char> valtype;