Fastbufs
========

Fastbufs are stream and file abstractions. They work with normal
files, network sockets, memory buffers or just any file descriptor. It
should be easy to implement other types by providing functions to
refill and read the buffer.

Apart from abstraction, they are very fast.

The main iclude file is +ucw/fastbuf.h+: +
!!ucw/fastbuf.h