Applications need to [...] if it needs -> The application needs to
Closes #14752
The memory for the returned struct is associated with the easy handle and
subsequent calls to curl_easy_header(3) clobber the struct used in the
-previous calls for the same easy handle. Applications need to copy the data if
+previous calls for the same easy handle. The application needs to copy the data if
it wants to keep it around. The memory used for the struct gets freed with
calling curl_easy_cleanup(3) of the easy handle.