Rob W. W. Hooft's spelling fixes for the Library Reference. I hope
SourceForge doesn't choke on this batch :-)

I'm not entirely sure this is 100% correct. The patch changes an
\index{persistency} to \index{presistence}, and I don't know what \index{}
does. But it seems to do so persi--er, consistently, so I hope it isn't a
problem.
diff --git a/Doc/lib/libsomeos.tex b/Doc/lib/libsomeos.tex
index eea2321..680c590 100644
--- a/Doc/lib/libsomeos.tex
+++ b/Doc/lib/libsomeos.tex
@@ -3,7 +3,7 @@
 
 The modules described in this chapter provide interfaces to operating
 system features that are available on selected operating systems only.
-The interfaces are generally modelled after the \UNIX{} or \C{}
+The interfaces are generally modeled after the \UNIX{} or \C{}
 interfaces but they are available on some other systems as well
 (e.g. Windows or NT).  Here's an overview: