$ chicken-select -v                  !
* 0: 4.7.0.3-st
     Version 4.7.0.3-st 
     linux-unix-gnu-x86 [ manyargs dload ptables ]
     compiled 2011-09-29 on gut (Linux)
  1: env-hooks
     Version 4.7.4 (rev 5bbdac9)
     linux-unix-gnu-x86 [ manyargs dload ptables ]
     compiled 2011-09-29 on gut (Linux)

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