|  |  Bob Holcomb (bholcomb) | April 29, 2018: 
          Updated ffi knowledge (markdown)
          [5a07bd3] | 
      
        |  |  Bob Holcomb (bholcomb) | April 29, 2018: 
          Updated ffi knowledge (markdown)
          [91a9229] | 
      
        |  |  Alex Parrill (ColonelThirtyTwo) | August 07, 2013: 
          Updated FFI knowledge with constants info
          [faf762f] | 
      
        |  |  Evan (neomantra) | January 24, 2013: 
          Add "Convert a cdata pointer to Lua number"
          [701ed7b] |