Last round of adapting style of documenting argument default values.
diff --git a/Doc/library/someos.rst b/Doc/library/someos.rst
index 8140270..baa1989 100644
--- a/Doc/library/someos.rst
+++ b/Doc/library/someos.rst
@@ -1,4 +1,3 @@
-
 .. _someos:
 
 **********************************
@@ -8,7 +7,7 @@
 The modules described in this chapter provide interfaces to operating system
 features that are available on selected operating systems only. The interfaces
 are generally 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:
+some other systems as well (e.g. Windows).  Here's an overview:
 
 
 .. toctree::