In file included from CurlFile.cpp:43:0:
DllLibCurl.h:30:16: error: conflicting declaration ‘typedef void XCURL::CURL_HANDLE’
   #define CURL CURL_HANDLE
                ^
In file included from CurlFile.cpp:21:0:
CurlFile.h:32:28: note: previous declaration as ‘typedef struct XCURL::Curl_easy XCURL::CURL_HANDLE’
   typedef struct Curl_easy CURL_HANDLE;
                            ^~~~~~~~~~~
In file included from /usr/include/curl/curl.h:2426:0,
                 from DllLibCurl.h:31,
                 from CurlFile.cpp:43:
/usr/include/curl/multi.h:58:14: error: conflicting declaration ‘typedef void XCURL::CURLM’
 typedef void CURLM;
              ^~~~~
In file included from CurlFile.cpp:21:0:
CurlFile.h:33:29: note: previous declaration as ‘typedef struct XCURL::Curl_multi XCURL::CURLM’
   typedef struct Curl_multi CURLM;