updated for version 7.1b
diff --git a/runtime/doc/gui_w16.txt b/runtime/doc/gui_w16.txt
index d7eb739..da56693 100644
--- a/runtime/doc/gui_w16.txt
+++ b/runtime/doc/gui_w16.txt
@@ -1,4 +1,4 @@
-*gui_w16.txt*   For Vim version 7.1a.  Last change: 2005 Mar 29
+*gui_w16.txt*   For Vim version 7.1b.  Last change: 2005 Mar 29
 
 
 		  VIM REFERENCE MANUAL    by Bram Moolenaar
diff --git a/runtime/doc/os_unix.txt b/runtime/doc/os_unix.txt
index 96d7c14..b9a116f 100644
--- a/runtime/doc/os_unix.txt
+++ b/runtime/doc/os_unix.txt
@@ -1,4 +1,4 @@
-*os_unix.txt*   For Vim version 7.1a.  Last change: 2005 Mar 29
+*os_unix.txt*   For Vim version 7.1b.  Last change: 2005 Mar 29
 
 
 		  VIM REFERENCE MANUAL    by Bram Moolenaar
diff --git a/runtime/doc/usr_41.txt b/runtime/doc/usr_41.txt
index c9dc0ef..81a5986 100644
--- a/runtime/doc/usr_41.txt
+++ b/runtime/doc/usr_41.txt
@@ -1,4 +1,4 @@
-*usr_41.txt*	For Vim version 7.1a.  Last change: 2007 Apr 26
+*usr_41.txt*	For Vim version 7.1b.  Last change: 2007 Apr 26
 
 		     VIM USER MANUAL - by Bram Moolenaar
 
diff --git a/runtime/doc/usr_90.txt b/runtime/doc/usr_90.txt
index 7334b45..513e58e 100644
--- a/runtime/doc/usr_90.txt
+++ b/runtime/doc/usr_90.txt
@@ -1,4 +1,4 @@
-*usr_90.txt*	For Vim version 7.1a.  Last change: 2006 Apr 24
+*usr_90.txt*	For Vim version 7.1b.  Last change: 2006 Apr 24
 
 		     VIM USER MANUAL - by Bram Moolenaar