Handle lorcon on windows better

git-svn-id: file:///home/svn/framework3/trunk@5341 4d416f70-5f16-0410-b530-b9f4589650da

lib/msf/core/exploit/lorcon.rb

@@ -39,8 +39,17 @@ module Exploit::Lorcon
 
 		
 		begin
+		
+			if(Rex::Compat.is_windows())
+				airpcap = Rex::FileUtils.find_full_path("airpcap.dll")
+				if (not airpcap)
+					raise RuntimeError, "The airpcap.dll library must be installed"
+				end
+			end
+			
 			require 'Lorcon'
 			@lorcon_loaded = true
+			
 		rescue ::Exception => e
 			@lorcon_loaded = false
 			@lorcon_error  = e