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    Ardour
    9.0-pre0-1971-g33f1681c76
    
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#include <LuaRef.h>
Type tag for representing LUA_TNIL.
Construct one of these using Nil() to represent a Lua nil. This is faster than creating a reference in the registry to nil. Example: 
LuaRef t (LuaRef::createTable (L)); ... t ["k"] = Nil(); // assign nil