smallest float number

[Skip Montanaro]

    gabor> is there an easy way to write the smallest float number?

Nothing obvious comes to mind.  I have this link at the top of generated
float.h and limits.h files on my system:

    /* Produced by enquire version 5.1a, CWI, Amsterdam
       http://www.cwi.nl/~steven/enquire.html  */

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