sub loader_process_reaper {
    use POSIX qw/:sys_wait_h/;

    while ((my $pid = waitpid(-1, WNOHANG)) != -1) {
	if (WIFEXITED($?)) {
		$domain_loaders{$pid}{SYSTEM_STATUS} = WEXITSTATUS($?);
		$domain_loaders{$pid}{LOADER_STATUS} = RETURNED;
	    }
	}
    }