diff --git a/mingw-w64-headers/crt/sys/stat.h b/mingw-w64-headers/crt/sys/stat.h
index 80fa4b1..0c133cd 100644
--- a/mingw-w64-headers/crt/sys/stat.h
+++ b/mingw-w64-headers/crt/sys/stat.h
@@ -70,16 +70,16 @@
   _CRTIMP int __cdecl _stat32(const char *_Name,struct _stat32 *_Stat);
   _CRTIMP int __cdecl _fstat64(int _FileDes,struct _stat64 *_Stat);
   _CRTIMP int __cdecl _fstat32i64(int _FileDes,struct _stat32i64 *_Stat);
-  int __cdecl _fstat64i32(int _FileDes,struct _stat64i32 *_Stat);
+  _CRTIMP int __cdecl _fstat64i32(int _FileDes,struct _stat64i32 *_Stat);
   _CRTIMP int __cdecl _stat64(const char *_Name,struct _stat64 *_Stat);
   _CRTIMP int __cdecl _stat32i64(const char *_Name,struct _stat32i64 *_Stat);
-  int __cdecl _stat64i32(const char *_Name,struct _stat64i32 *_Stat);
+  _CRTIMP int __cdecl _stat64i32(const char *_Name,struct _stat64i32 *_Stat);
 
 #ifndef _WSTAT_DEFINED
 #define _WSTAT_DEFINED
   _CRTIMP int __cdecl _wstat32(const wchar_t *_Name,struct _stat32 *_Stat);
   _CRTIMP int __cdecl _wstat32i64(const wchar_t *_Name,struct _stat32i64 *_Stat);
-  int __cdecl _wstat64i32(const wchar_t *_Name,struct _stat64i32 *_Stat);
+  _CRTIMP int __cdecl _wstat64i32(const wchar_t *_Name,struct _stat64i32 *_Stat);
   _CRTIMP int __cdecl _wstat64(const wchar_t *_Name,struct _stat64 *_Stat);
 #endif
 
diff --git a/mingw-w64-headers/crt/wchar.h b/mingw-w64-headers/crt/wchar.h
index 0ce7593..c72530c 100644
--- a/mingw-w64-headers/crt/wchar.h
+++ b/mingw-w64-headers/crt/wchar.h
@@ -262,7 +262,7 @@
 
   _CRTIMP int __cdecl _wstat32(const wchar_t *_Name,struct _stat32 *_Stat);
   _CRTIMP int __cdecl _wstat32i64(const wchar_t *_Name,struct _stat32i64 *_Stat);
-  int __cdecl _wstat64i32(const wchar_t *_Name,struct _stat64i32 *_Stat);
+  _CRTIMP int __cdecl _wstat64i32(const wchar_t *_Name,struct _stat64i32 *_Stat);
   _CRTIMP int __cdecl _wstat64(const wchar_t *_Name,struct _stat64 *_Stat);
 #endif
 #endif