v4.19.13 snapshot.
diff --git a/include/linux/wireless.h b/include/linux/wireless.h
new file mode 100644
index 0000000..2d1b545
--- /dev/null
+++ b/include/linux/wireless.h
@@ -0,0 +1,45 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * This file define a set of standard wireless extensions
+ *
+ * Version : 22 16.3.07
+ *
+ * Authors : Jean Tourrilhes - HPL - <jt@hpl.hp.com>
+ * Copyright (c) 1997-2007 Jean Tourrilhes, All Rights Reserved.
+ */
+#ifndef _LINUX_WIRELESS_H
+#define _LINUX_WIRELESS_H
+
+#include <uapi/linux/wireless.h>
+
+#ifdef CONFIG_COMPAT
+
+#include <linux/compat.h>
+
+struct compat_iw_point {
+ compat_caddr_t pointer;
+ __u16 length;
+ __u16 flags;
+};
+#endif
+#ifdef CONFIG_COMPAT
+struct __compat_iw_event {
+ __u16 len; /* Real length of this stuff */
+ __u16 cmd; /* Wireless IOCTL */
+ compat_caddr_t pointer;
+};
+#define IW_EV_COMPAT_LCP_LEN offsetof(struct __compat_iw_event, pointer)
+#define IW_EV_COMPAT_POINT_OFF offsetof(struct compat_iw_point, length)
+
+/* Size of the various events for compat */
+#define IW_EV_COMPAT_CHAR_LEN (IW_EV_COMPAT_LCP_LEN + IFNAMSIZ)
+#define IW_EV_COMPAT_UINT_LEN (IW_EV_COMPAT_LCP_LEN + sizeof(__u32))
+#define IW_EV_COMPAT_FREQ_LEN (IW_EV_COMPAT_LCP_LEN + sizeof(struct iw_freq))
+#define IW_EV_COMPAT_PARAM_LEN (IW_EV_COMPAT_LCP_LEN + sizeof(struct iw_param))
+#define IW_EV_COMPAT_ADDR_LEN (IW_EV_COMPAT_LCP_LEN + sizeof(struct sockaddr))
+#define IW_EV_COMPAT_QUAL_LEN (IW_EV_COMPAT_LCP_LEN + sizeof(struct iw_quality))
+#define IW_EV_COMPAT_POINT_LEN \
+ (IW_EV_COMPAT_LCP_LEN + sizeof(struct compat_iw_point) - \
+ IW_EV_COMPAT_POINT_OFF)
+#endif
+#endif /* _LINUX_WIRELESS_H */