diff --git a/example/example-mdbx.c b/example/example-mdbx.c
index 501c430d..a3735f9a 100644
--- a/example/example-mdbx.c
+++ b/example/example-mdbx.c
@@ -18,7 +18,13 @@
  * <http://www.OpenLDAP.org/license.html>.
  */
 
+#if (defined(__MINGW__) || defined(__MINGW32__) || defined(__MINGW64__)) &&    \
+    !defined(__USE_MINGW_ANSI_STDIO)
+#define __USE_MINGW_ANSI_STDIO 1
+#endif /* MinGW */
+
 #include "mdbx.h"
+
 #include <limits.h>
 #include <stdint.h>
 #include <stdio.h>
diff --git a/src/base.h b/src/base.h
index ec5321ff..57c0d311 100644
--- a/src/base.h
+++ b/src/base.h
@@ -236,10 +236,6 @@ __extern_C key_t ftok(const char *, int);
 #elif _WIN32_WINNT < 0x0500
 #error At least 'Windows 2000' API is required for libmdbx.
 #endif /* _WIN32_WINNT */
-#if (defined(__MINGW32__) || defined(__MINGW64__)) &&                          \
-    !defined(__USE_MINGW_ANSI_STDIO)
-#define __USE_MINGW_ANSI_STDIO 1
-#endif /* MinGW */
 #ifndef WIN32_LEAN_AND_MEAN
 #define WIN32_LEAN_AND_MEAN
 #endif /* WIN32_LEAN_AND_MEAN */
diff --git a/src/core.c b/src/core.c
index 153e06a7..fa07fb1b 100644
--- a/src/core.c
+++ b/src/core.c
@@ -23233,6 +23233,8 @@ __dll_export
     "MINGW-64 " MDBX_STRINGIFY(__MINGW64_MAJOR_VERSION) "." MDBX_STRINGIFY(__MINGW64_MINOR_VERSION)
   #elif defined(__MINGW32__)
     "MINGW-32 " MDBX_STRINGIFY(__MINGW32_MAJOR_VERSION) "." MDBX_STRINGIFY(__MINGW32_MINOR_VERSION)
+  #elif defined(__MINGW__)
+    "MINGW " MDBX_STRINGIFY(__MINGW_MAJOR_VERSION) "." MDBX_STRINGIFY(__MINGW_MINOR_VERSION)
   #elif defined(__IBMC__)
     "IBM C " MDBX_STRINGIFY(__IBMC__)
   #elif defined(__GNUC__)
diff --git a/src/internals.h b/src/internals.h
index 0f7b6e54..ea7f5fe7 100644
--- a/src/internals.h
+++ b/src/internals.h
@@ -126,7 +126,7 @@
 #if (defined(__MINGW__) || defined(__MINGW32__) || defined(__MINGW64__)) &&    \
     !defined(__USE_MINGW_ANSI_STDIO)
 #define __USE_MINGW_ANSI_STDIO 1
-#endif /* __USE_MINGW_ANSI_STDIO */
+#endif /* MinGW */
 
 #include "../mdbx.h"
 #include "base.h"
diff --git a/src/mdbx.c++ b/src/mdbx.c++
index 2375a1b7..76d831b6 100644
--- a/src/mdbx.c++
+++ b/src/mdbx.c++
@@ -12,7 +12,7 @@
 #if (defined(__MINGW__) || defined(__MINGW32__) || defined(__MINGW64__)) &&    \
     !defined(__USE_MINGW_ANSI_STDIO)
 #define __USE_MINGW_ANSI_STDIO 1
-#endif /* __USE_MINGW_ANSI_STDIO */
+#endif /* MinGW */
 
 #include "../mdbx.h++"
 
diff --git a/test/osal-windows.cc b/test/osal-windows.cc
index 29ac5cb1..fc19315c 100644
--- a/test/osal-windows.cc
+++ b/test/osal-windows.cc
@@ -360,6 +360,7 @@ actor_status osal_actor_info(const mdbx_pid_t pid) {
     status = as_coredump;
     break;
   default:
+    log_error("pid %zu, exit code %u", (intptr_t)pid, (unsigned)ExitCode);
     status = as_failed;
     break;
   }