Arne Goedeke authored 9 years ago and Tobias S. Josefowitz committed 9 years ago

Fixes an infinity loop due to overflow. Also changed the round_up*() functions
to return 0 on overflow and made 1 the next power of two after 0.

We don't care if inline functions defined in the header files aren't
used in all files that include them...

Reduces the number of build warnings to reasonable levels.

unlike manually shifted bytes, memset() gets optimized to one
load/store on x86.

allocating many blocks and deallocation happens non linearly.

Author: Arne Goedeke <el@laramies.com>
Author: Tobias S. Josefowitz <tobij@tobij.de>