support/ab.c:881: error: INTEGER_OVERFLOW_L2
  ([-oo, 9223372036854775807] + 500):signed64.

support/ab.c:796:9: <LHS trace>
794.         apr_time_t totalcon = 0, total = 0, totald = 0, totalwait = 0;
795.         apr_time_t meancon, meantot, meand, meanwait;
796.         apr_interval_time_t mincon = AB_MAX, mintot = AB_MAX, mind = AB_MAX,
             ^
797.                             minwait = AB_MAX;
798.         apr_interval_time_t maxcon = 0, maxtot = 0, maxd = 0, maxwait = 0;

support/ab.c:796:9: Assignment
794.         apr_time_t totalcon = 0, total = 0, totald = 0, totalwait = 0;
795.         apr_time_t meancon, meantot, meand, meanwait;
796.         apr_interval_time_t mincon = AB_MAX, mintot = AB_MAX, mind = AB_MAX,
             ^
797.                             minwait = AB_MAX;
798.         apr_interval_time_t maxcon = 0, maxtot = 0, maxd = 0, maxwait = 0;

support/ab.c:881:9: Binary operation: ([-oo, 9223372036854775807] + 500):signed64
879.          * Reduce stats from apr time to milliseconds
880.          */
881.         mincon     = ap_round_ms(mincon);
             ^
882.         mind       = ap_round_ms(mind);
883.         minwait    = ap_round_ms(minwait);
