internally-used name.

Also, make sure we have room for the trailing zero, only scan to size-1.

Gisle Vanem reported.

known source files. Not actually verified to work yet.

when ares fails to resolve a name. This was fixed before but somehow has
fallen out again!

with no prior declaration" since this is a habit we have in the code.

warnings

compilers to warn

extra lib is used to prevent compiler warnings ("variable set but not used")
on that case

assume that the curl file is a proper binary, it is often a script file
produced by libtool.

pointer!

overflow on 32bit filesize-systems

render a build impossible