diff --git a/7.4.016 b/7.4.016
new file mode 100644
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--- /dev/null
+++ b/7.4.016
@@ -0,0 +1,221 @@
+To: vim_dev@googlegroups.com
+Subject: Patch 7.4.016
+Fcc: outbox
+From: Bram Moolenaar <Bram@moolenaar.net>
+Mime-Version: 1.0
+Content-Type: text/plain; charset=UTF-8
+Content-Transfer-Encoding: 8bit
+------------
+
+Patch 7.4.016
+Problem:    MS-Windows: File name completion doesn't work properly with
+	    Chinese characters. (Yue Wu)
+Solution:   Add fname_casew(). (Ken Takata)
+Files:	    src/os_win32.c
+
+
+*** ../vim-7.4.015/src/os_win32.c	2013-08-30 17:11:29.000000000 +0200
+--- src/os_win32.c	2013-08-30 17:28:30.000000000 +0200
+***************
+*** 2500,2508 ****
+--- 2500,2624 ----
+  }
+  
+  
++ #ifdef FEAT_MBYTE
++ /*
++  * fname_casew(): Wide version of fname_case().  Set the case of the file name,
++  * if it already exists.  When "len" is > 0, also expand short to long
++  * filenames.
++  * Return FAIL if wide functions are not available, OK otherwise.
++  * NOTE: much of this is identical to fname_case(), keep in sync!
++  */
++     static int
++ fname_casew(
++     WCHAR	*name,
++     int		len)
++ {
++     WCHAR		szTrueName[_MAX_PATH + 2];
++     WCHAR		szTrueNameTemp[_MAX_PATH + 2];
++     WCHAR		*ptrue, *ptruePrev;
++     WCHAR		*porig, *porigPrev;
++     int			flen;
++     WIN32_FIND_DATAW	fb;
++     HANDLE		hFind;
++     int			c;
++     int			slen;
++ 
++     flen = (int)wcslen(name);
++     if (flen > _MAX_PATH)
++ 	return OK;
++ 
++     /* slash_adjust(name) not needed, already adjusted by fname_case(). */
++ 
++     /* Build the new name in szTrueName[] one component at a time. */
++     porig = name;
++     ptrue = szTrueName;
++ 
++     if (iswalpha(porig[0]) && porig[1] == L':')
++     {
++ 	/* copy leading drive letter */
++ 	*ptrue++ = *porig++;
++ 	*ptrue++ = *porig++;
++ 	*ptrue = NUL;	    /* in case nothing follows */
++     }
++ 
++     while (*porig != NUL)
++     {
++ 	/* copy \ characters */
++ 	while (*porig == psepc)
++ 	    *ptrue++ = *porig++;
++ 
++ 	ptruePrev = ptrue;
++ 	porigPrev = porig;
++ 	while (*porig != NUL && *porig != psepc)
++ 	{
++ 	    *ptrue++ = *porig++;
++ 	}
++ 	*ptrue = NUL;
++ 
++ 	/* To avoid a slow failure append "\*" when searching a directory,
++ 	 * server or network share. */
++ 	wcscpy(szTrueNameTemp, szTrueName);
++ 	slen = (int)wcslen(szTrueNameTemp);
++ 	if (*porig == psepc && slen + 2 < _MAX_PATH)
++ 	    wcscpy(szTrueNameTemp + slen, L"\\*");
++ 
++ 	/* Skip "", "." and "..". */
++ 	if (ptrue > ptruePrev
++ 		&& (ptruePrev[0] != L'.'
++ 		    || (ptruePrev[1] != NUL
++ 			&& (ptruePrev[1] != L'.' || ptruePrev[2] != NUL)))
++ 		&& (hFind = FindFirstFileW(szTrueNameTemp, &fb))
++ 						      != INVALID_HANDLE_VALUE)
++ 	{
++ 	    c = *porig;
++ 	    *porig = NUL;
++ 
++ 	    /* Only use the match when it's the same name (ignoring case) or
++ 	     * expansion is allowed and there is a match with the short name
++ 	     * and there is enough room. */
++ 	    if (_wcsicoll(porigPrev, fb.cFileName) == 0
++ 		    || (len > 0
++ 			&& (_wcsicoll(porigPrev, fb.cAlternateFileName) == 0
++ 			    && (int)(ptruePrev - szTrueName)
++ 					   + (int)wcslen(fb.cFileName) < len)))
++ 	    {
++ 		wcscpy(ptruePrev, fb.cFileName);
++ 
++ 		/* Look for exact match and prefer it if found.  Must be a
++ 		 * long name, otherwise there would be only one match. */
++ 		while (FindNextFileW(hFind, &fb))
++ 		{
++ 		    if (*fb.cAlternateFileName != NUL
++ 			    && (wcscoll(porigPrev, fb.cFileName) == 0
++ 				|| (len > 0
++ 				    && (_wcsicoll(porigPrev,
++ 						   fb.cAlternateFileName) == 0
++ 				    && (int)(ptruePrev - szTrueName)
++ 					 + (int)wcslen(fb.cFileName) < len))))
++ 		    {
++ 			wcscpy(ptruePrev, fb.cFileName);
++ 			break;
++ 		    }
++ 		}
++ 	    }
++ 	    FindClose(hFind);
++ 	    *porig = c;
++ 	    ptrue = ptruePrev + wcslen(ptruePrev);
++ 	}
++ 	else if (hFind == INVALID_HANDLE_VALUE
++ 		&& GetLastError() == ERROR_CALL_NOT_IMPLEMENTED)
++ 	    return FAIL;
++     }
++ 
++     wcscpy(name, szTrueName);
++     return OK;
++ }
++ #endif
++ 
+  /*
+   * fname_case(): Set the case of the file name, if it already exists.
+   * When "len" is > 0, also expand short to long filenames.
++  * NOTE: much of this is identical to fname_casew(), keep in sync!
+   */
+      void
+  fname_case(
+***************
+*** 2520,2530 ****
+      int			slen;
+  
+      flen = (int)STRLEN(name);
+!     if (flen == 0 || flen > _MAX_PATH)
+  	return;
+  
+      slash_adjust(name);
+  
+      /* Build the new name in szTrueName[] one component at a time. */
+      porig = name;
+      ptrue = szTrueName;
+--- 2636,2679 ----
+      int			slen;
+  
+      flen = (int)STRLEN(name);
+!     if (flen == 0)
+  	return;
+  
+      slash_adjust(name);
+  
++ #ifdef FEAT_MBYTE
++     if (enc_codepage >= 0 && (int)GetACP() != enc_codepage)
++     {
++ 	WCHAR	*p = enc_to_utf16(name, NULL);
++ 
++ 	if (p != NULL)
++ 	{
++ 	    char_u	*q;
++ 	    WCHAR	buf[_MAX_PATH + 2];
++ 
++ 	    wcscpy(buf, p);
++ 	    vim_free(p);
++ 
++ 	    if (fname_casew(buf, (len > 0) ? _MAX_PATH : 0) == OK)
++ 	    {
++ 		q = utf16_to_enc(buf, NULL);
++ 		if (q != NULL)
++ 		{
++ 		    vim_strncpy(name, q, (len > 0) ? len - 1 : flen);
++ 		    vim_free(q);
++ 		    return;
++ 		}
++ 	    }
++ 	}
++ 	/* Retry with non-wide function (for Windows 98). */
++     }
++ #endif
++ 
++     /* If 'enc' is utf-8, flen can be larger than _MAX_PATH.
++      * So we should check this after calling wide function. */
++     if (flen > _MAX_PATH)
++ 	return;
++ 
+      /* Build the new name in szTrueName[] one component at a time. */
+      porig = name;
+      ptrue = szTrueName;
+*** ../vim-7.4.015/src/version.c	2013-08-30 17:11:29.000000000 +0200
+--- src/version.c	2013-08-30 17:15:06.000000000 +0200
+***************
+*** 740,741 ****
+--- 740,743 ----
+  {   /* Add new patch number below this line */
++ /**/
++     16,
+  /**/
+
+-- 
+Fingers not found - Pound head on keyboard to continue.
+
+ /// Bram Moolenaar -- Bram@Moolenaar.net -- http://www.Moolenaar.net   \\\
+///        sponsor Vim, vote for features -- http://www.Vim.org/sponsor/ \\\
+\\\  an exciting new programming language -- http://www.Zimbu.org        ///
+ \\\            help me help AIDS victims -- http://ICCF-Holland.org    ///