i upgrade cocos2dx3.14 version because apple ipv6 problems. i include app42 folder an error occurred.
Undefined symbols for architecture armv7:
"_curl_easy_cleanup", referenced from:
App42Network::CURLRaii::~CURLRaii() in App42HttpClient.o
"_curl_easy_init", referenced from:
App42Network::CURLRaii::CURLRaii() in App42HttpClient.o
"_curl_easy_perform", referenced from:
App42Network::CURLRaii::perform(long*) in App42HttpClient.o
"_curl_slist_free_all", referenced from:
App42Network::CURLRaii::~CURLRaii() in App42HttpClient.o
"_curl_easy_getinfo", referenced from:
App42Network::CURLRaii::perform(long*) in App42HttpClient.o
"_curl_formfree", referenced from:
App42Network::processPostFileTask(App42Network::App42HttpRequest*, unsigned long (*)(void*, unsigned long, unsigned long, void*), void*, long*, unsigned long (*)(void*, unsigned long, unsigned long, void*), void*, char*) in App42HttpClient.o
App42Network::processPostFileDataTask(App42Network::App42HttpRequest*, unsigned long (*)(void*, unsigned long, unsigned long, void*), void*, long*, unsigned long (*)(void*, unsigned long, unsigned long, void*), void*, char*) in App42HttpClient.o
"_curl_easy_strerror", referenced from:
App42Network::CURLRaii::perform(long*) in App42HttpClient.o
"_curl_slist_append", referenced from:
App42Network::CURLRaii::init(App42Network::App42HttpRequest*, unsigned long (*)(void*, unsigned long, unsigned long, void*), void*, unsigned long (*)(void*, unsigned long, unsigned long, void*), void*, char*) in App42HttpClient.o
"_curl_formadd", referenced from:
App42Network::processPostFileTask(App42Network::App42HttpRequest*, unsigned long (*)(void*, unsigned long, unsigned long, void*), void*, long*, unsigned long (*)(void*, unsigned long, unsigned long, void*), void*, char*) in App42HttpClient.o
App42Network::processPostFileDataTask(App42Network::App42HttpRequest*, unsigned long (*)(void*, unsigned long, unsigned long, void*), void*, long*, unsigned long (*)(void*, unsigned long, unsigned long, void*), void*, char*) in App42HttpClient.o
"_curl_easy_setopt", referenced from:
bool App42Network::CURLRaii::setOption<bool>(CURLoption, bool) in App42HttpClient.o
App42Network::configureCURL(Curl_easy*, char*) in App42HttpClient.o
bool App42Network::CURLRaii::setOption<curl_slist*>(CURLoption, curl_slist*) in App42HttpClient.o
bool App42Network::CURLRaii::setOption<char const*>(CURLoption, char const*) in App42HttpClient.o
bool App42Network::CURLRaii::setOption<unsigned long (*)(void*, unsigned long, unsigned long, void*)>(CURLoption, unsigned long (*)(void*, unsigned long, unsigned long, void*)) in App42HttpClient.o
bool App42Network::CURLRaii::setOption<void*>(CURLoption, void*) in App42HttpClient.o
bool App42Network::CURLRaii::setOption<int>(CURLoption, int) in App42HttpClient.o
...
ld: symbol(s) not found for architecture armv7
p.p1 {margin: 0.0px 0.0px 0.0px 12.0px; text-indent: -12.0px; font: 11.0px Menlo}
clang: error: linker command failed with exit code 1 (use -v to see invocation)
how can i solve this problem?