qboolean Curl_Begin_ToMemory(const char *URL, double maxspeed, unsigned char *buf, size_t bufsize, curl_callback_t callback, void *cbdata);
qboolean Curl_Begin_ToMemory_POST(const char *URL, const char *extraheaders, double maxspeed, const char *post_content_type, const unsigned char *postbuf, size_t postbufsize, unsigned char *buf, size_t bufsize, curl_callback_t callback, void *cbdata);
qboolean Curl_Begin_ToMemory(const char *URL, double maxspeed, unsigned char *buf, size_t bufsize, curl_callback_t callback, void *cbdata);
qboolean Curl_Begin_ToMemory_POST(const char *URL, const char *extraheaders, double maxspeed, const char *post_content_type, const unsigned char *postbuf, size_t postbufsize, unsigned char *buf, size_t bufsize, curl_callback_t callback, void *cbdata);