Many scripts, but small changes.  Update the way the scripts obtain the
'verbose' flag ala GvR updated test harness architecture.

Old way:

	verbose = 0
	if __name__ == '__main__':
		verbose = 1

New way:

	from test_support import verbose

Some other small readablility and functionality updates.
diff --git a/Lib/test/test_errno.py b/Lib/test/test_errno.py
index a7c77fa..6951255 100755
--- a/Lib/test/test_errno.py
+++ b/Lib/test/test_errno.py
@@ -2,12 +2,9 @@
 """Test the errno module
    Roger E. Masse
 """
-verbose = 0
-if __name__ == '__main__':
-    verbose = 1
-    
 
 import errno
+from test_support import verbose
 
 errors = ['E2BIG', 'EACCES', 'EADDRINUSE', 'EADDRNOTAVAIL', 'EADV',
 	  'EAFNOSUPPORT', 'EAGAIN', 'EALREADY', 'EBADE', 'EBADF',
@@ -37,7 +34,7 @@
 	  'EUSERS', 'EWOULDBLOCK', 'EXDEV', 'EXFULL']
 
 #
-# This is is a wee bit bogus since the module pnly conditionally adds
+# This is is a wee bit bogus since the module only conditionally adds
 # errno constants if they have been defined by errno.h  However, this
 # test seems to work on SGI, Sparc & intel Solaris, and linux.
 #