From f341129afa4ed68323b730ec53df189d271781eb Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=D0=9B=D0=B5=D0=BE=D0=BD=D0=B8=D0=B4=20=D0=AE=D1=80=D1=8C?=
 =?UTF-8?q?=D0=B5=D0=B2=20=28Leonid=20Yuriev=29?= <leo@yuriev.ru>
Date: Fri, 22 Apr 2022 18:31:49 +0300
Subject: [PATCH] mdbx-windows: fix for non-x86 with `MDBX_WITHOUT_MSVC_CRT=ON`
 and `MDBX_BUILD_SHARED_LIBRARY=ON`.

---
 src/osal.c | 3 +++
 src/osal.h | 2 ++
 2 files changed, 5 insertions(+)

diff --git a/src/osal.c b/src/osal.c
index 4dc6861c..d19c3d36 100644
--- a/src/osal.c
+++ b/src/osal.c
@@ -1945,6 +1945,9 @@ __cold MDBX_INTERNAL_FUNC void mdbx_osal_jitter(bool tiny) {
 #if defined(_M_IX86) || defined(_M_X64) || defined(__i386__) ||                \
     defined(__x86_64__)
     const unsigned salt = 277u * (unsigned)__rdtsc();
+#elif (defined(_WIN32) || defined(_WIN64)) && MDBX_WITHOUT_MSVC_CRT
+    static ULONG state;
+    const unsigned salt = (unsigned)RtlRandomEx(&state);
 #else
     const unsigned salt = rand();
 #endif
diff --git a/src/osal.h b/src/osal.h
index 31a5d1a7..6a7992bb 100644
--- a/src/osal.h
+++ b/src/osal.h
@@ -991,6 +991,8 @@ typedef LSTATUS(WINAPI *MDBX_RegGetValueA)(HKEY hkey, LPCSTR lpSubKey,
                                            LPDWORD pcbData);
 MDBX_INTERNAL_VAR MDBX_RegGetValueA mdbx_RegGetValueA;
 
+NTSYSAPI ULONG RtlRandomEx(PULONG Seed);
+
 #endif /* Windows */
 
 #endif /* !__cplusplus */