[Varnish] #1566: escape sequence breaks regex

[Varnish]

#1566: escape sequence breaks regex
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 Reporter:  RWOverdijk  |       Owner:  Poul-Henning Kamp <phk@…>
     Type:  defect      |      Status:  closed
 Priority:  normal      |   Milestone:
Component:  build       |     Version:  unknown
 Severity:  normal      |  Resolution:  fixed
 Keywords:              |
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Changes (by Poul-Henning Kamp <phk@…>):

 * status:  new => closed
 * owner:   => Poul-Henning Kamp <phk@…>
 * resolution:   => fixed


Comment:

 In [ad0ae8ee6cb158c5aa5f60e5077459d92331677a]:
 {{{
 #!CommitTicketReference repository=""
 revision="ad0ae8ee6cb158c5aa5f60e5077459d92331677a"
 Escape question marks in C-strings to avoid accidentally generating
 tri-graphs.

 Fixes #1566
 }}}

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Ticket URL: <https://www.varnish-cache.org/trac/ticket/1566#comment:1>
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