1 files changed, 9 insertions, 4 deletions

diff --git a/src/io.h b/src/io.h
index 8cca08a..b8a54df 100644
--- a/src/io.h
+++ b/src/io.h
@@ -12,9 +12,7 @@
 * The module socket.h implements this interface, and thus the module tcp.h
 * is very simple.
 \*=========================================================================*/
-#include <stdio.h>
-#include "lua.h"
-
+#include "luasocket.h"
 #include "timeout.h"
 
 /* IO error codes */
@@ -58,8 +56,15 @@ typedef struct t_io_ {
 } t_io;
 typedef t_io *p_io;
 
+#ifndef _WIN32
+#pragma GCC visibility push(hidden)
+#endif
+
 void io_init(p_io io, p_send send, p_recv recv, p_error error, void *ctx);
 const char *io_strerror(int err);
 
-#endif /* IO_H */
+#ifndef _WIN32
+#pragma GCC visibility pop
+#endif
 
+#endif /* IO_H */