[Varnish] #1046: exp2 portability

[Varnish]

#1046: exp2 portability
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  Reporter:  msporleder  |        Type:  defect
    Status:  closed      |    Priority:  normal
 Milestone:              |   Component:  build 
   Version:  3.0.2       |    Severity:  normal
Resolution:  fixed       |    Keywords:        
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Changes (by Poul-Henning Kamp <phk@…>):

  * status:  new => closed
  * resolution:  => fixed


Comment:

 (In [f6536dac9a6c9fdda4236e0ad92cfc4cdd6dd34a]) Use scalbn(3) rather than
 exp2(3), it should be faster and more portable.

 Fixes   #1046

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Ticket URL: <https://www.varnish-cache.org/trac/ticket/1046#comment:2>
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