Updated runtime files.
diff --git a/runtime/doc/usr_41.txt b/runtime/doc/usr_41.txt
index 8bbc29d..69298e5 100644
--- a/runtime/doc/usr_41.txt
+++ b/runtime/doc/usr_41.txt
@@ -1,4 +1,4 @@
-*usr_41.txt*	For Vim version 7.4.  Last change: 2016 Apr 12
+*usr_41.txt*	For Vim version 7.4.  Last change: 2016 Jun 04
 
 		     VIM USER MANUAL - by Bram Moolenaar
 
@@ -786,6 +786,7 @@
 	tabpagenr()		get the number of a tab page
 	tabpagewinnr()		like winnr() for a specified tab page
 	winnr()			get the window number for the current window
+	bufwinid()		get the window ID of a specific buffer
 	bufwinnr()		get the window number of a specific buffer
 	winbufnr()		get the buffer number of a specific window
 	getbufline()		get a list of lines from the specified buffer