> I'd like to point out that the definition of (u)int_leastN_t is the
> smallest (un)signed integer type with a width of at least N bits (C99
> 7.18.1.2).  Perhaps (u)int_least8_t can be useful for networking and
> file system code?
> 
Yes, in many places they can, in other places not. But there are some
places where chars are assumed to be 8 bits, and for example the NBBY
macro is used to specify both bits in chars and bits in int8_t.
The code around this must be understood and it is not always so easy.

-- Ragge