From 9c8c140d73f8d2d11fd06733bc55f40acb17b334 Mon Sep 17 00:00:00 2001
From: "Daisuke Fujimura (fd0)" <booleanlabel@gmail.com>
Date: Fri, 25 Oct 2024 19:13:14 +0900
Subject: [PATCH] Avoid dangling pointer on cygwin

---
 dln.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/dln.c b/dln.c
index 043815148b..cd9792c432 100644
--- a/dln.c
+++ b/dln.c
@@ -284,7 +284,7 @@ dln_incompatible_func(void *handle, const char *funcname, void *const fp, const
     void *ex = dlsym(handle, funcname);
     if (!ex) return false;
     if (ex == fp) return false;
-#  if defined(HAVE_DLADDR)
+#  if defined(HAVE_DLADDR) && !defined(__CYGWIN__)
     Dl_info dli;
     if (dladdr(ex, &dli)) {
         *libname = dli.dli_fname;