Include <linux/ioctl.h> for _IOC_* macros

Fix a compilation failure with musl libc.

* evdev.c: Include <linux/ioctl.h>.
* ioctl.c: Include <linux/ioctl.h> instead of <asm/ioctl.h>.
* ioctlsort.c: Likewise.

Reported-by: Dima Krasner <dima@dimakrasner.com>
Acked-by: Mike Frysinger <vapier@gentoo.org>

evdev.c

@@ -28,6 +28,8 @@
 
 #include "defs.h"
 
+#include <linux/ioctl.h>
+
 #ifdef HAVE_LINUX_INPUT_H
 #include <linux/input.h>
 #include "xlat/evdev_abs.h"

ioctl.c

@@ -29,7 +29,7 @@
  */
 
 #include "defs.h"
-#include <asm/ioctl.h>
+#include <linux/ioctl.h>
 #include "xlat/ioctl_dirs.h"
 
 #ifdef HAVE_LINUX_INPUT_H

ioctlsort.c

@@ -33,7 +33,7 @@
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
-#include <asm/ioctl.h>
+#include <linux/ioctl.h>
 
 struct ioctlent {
 	const char *info;