#include <curl/curl.h>
#define PHP_HTTP_CURL_VERSION(x, y, z) (LIBCURL_VERSION_NUM >= (((x)<<16) + ((y)<<8) + (z)))
-extern PHP_MINIT_FUNCTION(http_curl);
-extern PHP_MSHUTDOWN_FUNCTION(http_curl);
+PHP_MINIT_FUNCTION(http_curl);
+PHP_MSHUTDOWN_FUNCTION(http_curl);
#endif /* PHP_HTTP_HAVE_CURL */