清除Linux虚拟控制台终端的scrollback缓冲区。

I'd like to clear the scrollback buffer on Linux console VTs programmatically. i.e. not just clear the current visible screen, but the entire scrollback buffer, too. I.e. everything that after a clear screen would still be visible with Alt-PgUp should be gone too. Anybody got an idea how to achieve that in nice code?I'd like to clear the scrollback buffer on Linu