NULL!

sure you have one URL for each -T. A -T file name can also be "globbed"
like -T "{file1,file2}".

Test case 149 verifies this functionality.

Curl_is_resolved() function

to inhibit long long warnings (ISO C90 does not support `long long')

we need to check for its presence in the configure script

when we cleanup the SSL stuff to not leak any memory.

I wish this was documented anywhere.

pointers to the internal default functions

changed the use of AC_CHECK_TYPE as the previous approach is deprecated
require 2.57 properly

out if necessary

2. don't leave allocated memory behind when returning error

only set cookiejar if selected