machines.

libcurl *printf and by Linux printf(). This should make the code work nicely
even for 64bit size_ts.

limit-rate. It does work on the expense of the rate limiter.

officially using library-code when building the app (at least for the platforms
that don't have a strtoll() on their own).

This is made to prevent compiler warnings.

included. (a Dan Fandrich fix)

same code as the library uses for its internal function. Thus the captical
C in the beginning.

arguments in a config file without a required parameter!

now errors out if built with off_t > 32 bits but without strtoll()

it named "--ftp-port" as the additional dash between the words is used in
several other options and this makes it more consistant.

(at least).

in a slightly better way for more platforms. The $HOME is only used for
.curlrc atm, but the possible upcoming change of .netrc treatment may also
need the home dir.

a numeric argument can better bail out if given a weird parameter. This
catches situations such as "-y -Y 2000" or "-O -C [URL]" etc.