int http_getpage(const char *url, char *databuf, int max_len);
int http_getpage_async(const char *url, char *databuf, int max_len, int *timestamp);

#define HTTP_INVALIDURL -1
#define HTTP_DOMAINNOTFOUND -2
#define HTTP_CONNECTFAILED -3
#define HTTP_STATUSFAIL -4

#define HTTP_ASYNCWAIT -20
#define HTTP_RATELIMIT -21