K 10
svn:author
V 5
luigi
K 8
svn:date
V 27
2009-12-28T14:09:46.401081Z
K 7
svn:log
V 323
+ remove an unused #define print_ip;
+ remove two unnecessary initializations in ip_output;
+ localize 'len';
+ introduce a temporary variable n to count the number of fragments,
  the compiler seems unable to identify a common subexpression
  (written 3 times, used twice);
+ document some assumptions on ip_len and ip_hl

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