Add _iob definition.
Add 32-bit runtime specific definition of __iob.
git-svn-id: svn+ssh://svn.code.sf.net/p/mingw-w64/code/trunk@197 4407c894-4637-0410-b4f5-ada5f102cad1
diff --git a/mingw-w64-headers/include/wchar.h b/mingw-w64-headers/include/wchar.h
index a708a3a..92066e8 100755
--- a/mingw-w64-headers/include/wchar.h
+++ b/mingw-w64-headers/include/wchar.h
@@ -47,7 +47,13 @@
#endif
#ifndef _STDIO_DEFINED
+#ifdef _WIN64
_CRTIMP FILE *__cdecl __iob_func(void);
+#else
+extern FILE (*_imp___iob)[]; /* A pointer to an array of FILE */
+#define __iob_func() (*_imp___iob)
+#endif
+#define _iob __iob_func()
#endif
#ifndef _STDSTREAM_DEFINED
