--- src/dune	2023-04-25 21:12:24.000000000 +0800
+++ src/dune	2024-07-06 23:12:51.000000000 +0800
@@ -1,3 +1,4 @@
 (library (name base_bigstring) (public_name base_bigstring)
  (js_of_ocaml (javascript_files runtime.js)) (libraries base int_repr)
- (c_names base_bigstring_stubs) (preprocess (pps ppx_jane)))
\ No newline at end of file
+ (c_flags -I@PREFIX@/include/LegacySupport) (c_library_flags -lMacportsLegacySupport)
+ (c_names base_bigstring_stubs) (preprocess (pps ppx_jane)))