modules/http/http_filters.c:154: error: INTEGER_OVERFLOW_L1
  ([-oo, -1] - 1):unsigned64.

modules/http/http_filters.c:154:9: Binary operation: ([-oo, -1] - 1):unsigned64
152.         return APR_EAGAIN;
153.     }
154.     if (lineend[len - 1] != APR_ASCII_LF) {
             ^
155.         return APR_EAGAIN;
156.     }
