Giaslas Georgios introduced CURLINFO_CONTENT_TYPE

lib/urldata.h

@@ -432,6 +432,8 @@ struct PureInfo {
                     the time was unretrievable */
   long header_size;  /* size of read header(s) in bytes */
   long request_size; /* the amount of bytes sent in the request(s) */
+
+  char *contenttype; /* the content type of the object */
 };