From 25045826296d9caa0628d653bdfd2313b31874c7 Mon Sep 17 00:00:00 2001
From: Howard Chu <hyc@openldap.org>
Date: Mon, 1 Jun 2026 15:58:37 +0100
Subject: [PATCH] ITS#10515 LMDB: Fix warnings on Windows

---
 libraries/liblmdb/mdb.c    | 4 ++++
 libraries/liblmdb/module.c | 4 ++--
 2 files changed, 6 insertions(+), 2 deletions(-)

diff --git a/libraries/liblmdb/mdb.c b/libraries/liblmdb/mdb.c
index 4f8c9935a9..9cbb4a485c 100644
--- a/libraries/liblmdb/mdb.c
+++ b/libraries/liblmdb/mdb.c
@@ -11773,8 +11773,12 @@ mdb_env_incr_dump(MDB_env *env, const char *path, size_t txnid)
 int ESECT
 mdb_env_incr_loadfd(MDB_env *env, HANDLE fd)
 {
+#ifdef _WIN32
+	DWORD rsize, rlen;
+#else
 	size_t rsize;
 	ssize_t rlen;
+#endif
 	char buf[PAGEHDRSZ], *ptr;
 	MDB_page *rp = (MDB_page *)buf, *mp;
 
diff --git a/libraries/liblmdb/module.c b/libraries/liblmdb/module.c
index c5c180b790..2c59cd0d90 100644
--- a/libraries/liblmdb/module.c
+++ b/libraries/liblmdb/module.c
@@ -34,7 +34,7 @@ mdb_modload(const char *file, const char *name, MDB_crypto_funcs **mcf_ptr, char
 	{
 		HINSTANCE mlm = LoadLibrary(file);
 		if (mlm) {
-			hookfunc = GetProcAddress(mlm, name);
+			hookfunc = (MDB_crypto_hooks *)GetProcAddress(mlm, name);
 			if (hookfunc)
 				*mcf_ptr = hookfunc();
 			else {
@@ -43,7 +43,7 @@ mdb_modload(const char *file, const char *name, MDB_crypto_funcs **mcf_ptr, char
 				mlm = NULL;
 			}
 		} else {
-			*errmsg = GetLastError();
+			*errmsg = "GetProcAddress failed"; /* GetLastError(); */
 		}
 		ret = (void *)mlm;
 	}