Implement usleep using real time clock.

The old usleep implementation relied on ps2 port refresh bit which is
    not very portable.
This patch also refactors some of the code in clock.c.
5 files changed
tree: a3c4f18b5c82e6971e7f61275dfc229b3008de58
  1. src/
  2. tools/
  3. .gitignore
  4. COPYING
  5. Makefile
  6. README
  7. TODO