Summary: Unsurprisingly enough, this was requested by jidanni.
Contributor: Decklin Foster <decklin@red-bean.com>

Index: netcat-1.10/scripts/webproxy
===================================================================
--- netcat-1.10.orig/scripts/webproxy	2008-01-21 16:30:11.000000000 -0500
+++ netcat-1.10/scripts/webproxy	2008-01-21 16:32:29.000000000 -0500
@@ -26,6 +26,9 @@
 ## Dumbness here has a highly desirable side effect: it only sends the first
 ## GET line, since that's all you really ever need to send, and suppresses
 ## the other somewhat revealing trash that most browsers insist on sending.
+##
+## To use the proxy, export `http_proxy' in your environment, e.g.
+## `http_proxy=http://localhost:8000'.
 
 # set these as you wish: proxy port...
 PORT=8000