diff --git a/include/openbsc/select.h b/include/openbsc/select.h
new file mode 100644
index 0000000..f98f72c
--- /dev/null
+++ b/include/openbsc/select.h
@@ -0,0 +1,17 @@
+#ifndef _BSC_SELECT_H
+#define _BSC_SELECT_H
+
+#define BSC_FD_READ	0x0001
+#define BSC_FD_WRITE	0x0002
+#define BSC_FD_EXCEPT	0x0004
+
+struct bsc_fd {
+	struct llist_head list;
+	int fd;
+	unsigned int when;
+	int (*cb)(struct bsc_fd *fd, unsigned int what);
+	void *data;
+	unsigned int priv_nr;
+};
+
+#endif /* _BSC_SELECT_H */