Work in progres, please take a look and give early feedback if this is the way we want to structure…

src/vm/ffi_macos.cc

Index: src/vm/ffi_macos.cc
diff --git a/src/vm/intrinsics.cc b/src/vm/ffi_macos.cc
similarity index 63%
copy from src/vm/intrinsics.cc
copy to src/vm/ffi_macos.cc
index 4f8013cde6f5d34f411f322fb5c234e3ec5d1feb..0639354700fb5b01accfcd028f863682fa9b6fcc 100644
--- a/src/vm/intrinsics.cc
+++ b/src/vm/ffi_macos.cc
@@ -2,13 +2,11 @@
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE.md file.
 
-#include "src/vm/intrinsics.h"
+#include "src/vm/ffi.h"
 
 namespace fletch {
 
-#define DEFINE_INTRINSIC(name) \
-  void Intrinsic_##name() { }
-INTRINSICS_DO(DEFINE_INTRINSIC)
-#undef DEFINE_INTRINSIC
+const char* ForeignLibraryConstants::kLibBundlePrefix = "/lib";
+const char* ForeignLibraryConstants::kLibBundlePostfix = ".dylib";
 
 }  // namespace fletch