libs/core: Replace luci.sys.bigendian with a system independent version

diff --git a/libs/core/luasrc/sys.lua b/libs/core/luasrc/sys.lua
index 217a36b..8e8aab7 100644 (file)
--- a/libs/core/luasrc/sys.lua
+++ b/libs/core/luasrc/sys.lua
@@ -31,14 +31,10 @@ require("luci.bits")
 require("luci.util")
 require("luci.fs")
 
---- Test wheather the current system is operating in big endian mode.
--- @return     Boolean value indicating wheather system is big endian
+--- Test whether the current system is operating in big endian mode.
+-- @return     Boolean value indicating whether system is big endian
 function bigendian()
-       local fp = io.open("/bin/sh")
-       fp:seek("set", 5)
-       local be = (fp:read(1):byte() ~= 1)
-       fp:close()
-       return be
+       return string.byte(string.dump(function() end), 7) == 0
 end
 
 --- Execute given commandline and gather stdout.