Correct the document type declaration.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@17401 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/docs/UsingLibraries.html b/docs/UsingLibraries.html
index c4695f8..9494db6 100644
--- a/docs/UsingLibraries.html
+++ b/docs/UsingLibraries.html
@@ -1,5 +1,4 @@
-<!DOCTYPE HTML PUBLIC "-//W3C//DTD XHTML 1.1//EN" 
-                      "http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd">
+<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd">
 <html>
 <head>
 	<title>Using The LLVM Libraries</title>