diff --git a/include/nn/socket.h b/include/nn/socket.h
index 0ed1c7c..592c1bf 100644
--- a/include/nn/socket.h
+++ b/include/nn/socket.h
@@ -2,6 +2,12 @@
 
 #include "../types.h"
 
+struct pollfd
+{
+	s32   fd;
+	s16   events;
+	s16   revents;
+};
 
 struct in_addr
 {