>There is a "#ifdef SPARSE_MAPPING" at line 701,and again a "#ifdef >SPARSE_MAPPING" at line 713.I just can't understand the second >one.Does it have any special mean ? > >thanks .
It's just conditional compiling construct...however as you can see in the tag "For whatever reason, SPARSE_MAPPING is not even a config option, so this is dead code." bye, rookie _______________________________________________ freebsd-hackers@freebsd.org mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-hackers To unsubscribe, send any mail to "[EMAIL PROTECTED]"