diff --git a/src/os/win32/ngx_socket.h b/src/os/win32/ngx_socket.h
new file mode 100644
index 0000000..36ed26f
--- /dev/null
+++ b/src/os/win32/ngx_socket.h
@@ -0,0 +1,16 @@
+#ifndef _NGX_SOCKET_H_INCLUDED_
+#define _NGX_SOCKET_H_INCLUDED_
+
+
+#include <ngx_config.h>
+
+typedef SOCKET            ngx_socket_t;
+
+void ngx_init_sockets(ngx_log_t *log);
+
+int ngx_nonblocking_n(s);
+#define ngx_nonblocking_n  "ioctlsocket (FIONBIO)"
+
+
+
+#endif /* _NGX_SOCKET_H_INCLUDED_ */