PRHDRINFO
PRHDRINFO(("\n%s <%d%s>: ", log->logfile, log->numhist,
PRHDRINFO(("creating; "));
PRHDRINFO(("can't proceed with `-n'\n"));
PRHDRINFO(("does not exist --> skip log\n"));
PRHDRINFO(("not a regular file --> skip log\n"));
PRHDRINFO(("empty file --> skip log\n"));
PRHDRINFO(("--> trim log (%s)\n", reason));
PRHDRINFO(("--> skip log (trim conditions not met)\n"));