that uses it

precaution to prevent mistakes to lead to buffer overflows.

of typecasts all over

linked list for name resolved data, even on hosts/systems with only IPv4
stacks as this simplifies a lot of code.

status more obvious

started complaining since it won't be reached... So I removed the call to
abort() and just return -1 instead. abort() was wrong to call anyway since
this is a library!

contain least 4096 bytes while libcurl only allowed 2047. I raised the limit
to 4999 now and made the used buffer get malloc()ed instead of simply
allocated on stack as before.

ifdef'ed test we never ever use anyway.

actually known, as before this text lied when used in i.e FTP.