diff --git "a/lib/loop_wchar.h" "b/lib/loop_wchar.h"
index 6dc011b..158ccdd 100644
--- "a/lib/loop_wchar.h"
+++ "b/lib/loop_wchar.h"	
@@ -37,7 +37,7 @@
 # include <wchar.h>
 # define BUF_SIZE 64  /* assume MB_LEN_MAX <= 64 */
   /* Some systems, like BeOS, have multibyte encodings but lack mbstate_t.  */
-  extern size_t mbrtowc ();
+//  extern size_t mbrtowc ();
 # ifdef mbstate_t
 #  define mbrtowc(pwc, s, n, ps) (mbrtowc)(pwc, s, n, 0)
 #  define mbsinit(ps) 1
diff --git a/srclib/fcntl.c b/srclib/fcntl.c
index f9753c4..02fc8be 100644
--- a/srclib/fcntl.c
+++ b/srclib/fcntl.c
@@ -37,6 +37,9 @@
 /* Get declarations of the native Windows API functions.  */
 # define WIN32_LEAN_AND_MEAN
 # include <windows.h>
+#if defined(WINAPI_FAMILY) && (WINAPI_FAMILY == WINAPI_FAMILY_APP)
+#define HANDLE_FLAG_INHERIT 0
+#endif
 
 /* Get _get_osfhandle.  */
 # if GNULIB_MSVC_NOTHROW