Index: Slim/Utils/Prefs.pm
===================================================================
--- Slim/Utils/Prefs.pm	(revision 13691)
+++ Slim/Utils/Prefs.pm	(working copy)
@@ -161,7 +161,7 @@
 		'disabledextensionsplaylist' => '',
 		'disabledformats'       => [],
 		# Server Settings - Networking
-		'webproxy'              => '',
+		'webproxy'              => \&defaultWebProxy,
 		'httpport'              => 9000,
 		'bufferSecs'            => 3,
 		'remotestreamtimeout'   => 5,
@@ -548,6 +548,25 @@
 	return $rate;
 }
 
+
+sub defaultWebProxy {
+	if (Slim::Utils::OSDetect::OS() eq 'unix') {
+
+		my $proxy = $ENV{'http_proxy'};
+		my $proxy_port = $ENV{'http_proxy_port'};
+
+		# remove any leading "http://"
+		if($proxy) {
+			$proxy =~ s/http:\/\///i;
+			$proxy = $proxy . ":" .$proxy_port if($proxy_port);
+			$log->info("Using environment set proxy to $proxy");
+			return $proxy;
+		}
+	} else {
+		return '';
+	}
+}
+
 1;
 
 __END__