--- a/util-src/pposix.c Tue Aug 31 15:14:39 2010 +0100
+++ b/util-src/pposix.c Tue Aug 31 15:23:41 2010 +0100
@@ -559,6 +559,7 @@
struct utsname uname_info;
if(uname(&uname_info) != 0)
{
+ lua_pushnil(L);
lua_pushstring(L, strerror(errno));
return 2;
}