[NET]: Fix networking compilation errors

Fix miscellaneous networking compilation errors.

(*) Export ktime_add_ns() for modules.

(*) wext_proc_init() should have an ANSI declaration.

Signed-off-by: David Howells <[e-mail]>
Signed-off-by: David S. Miller <[e-mail]>

include/net/wext.h

···
 extern int wext_handle_ioctl(struct ifreq *ifr, unsigned int cmd,
 			     void __user *arg);
 #else
-static inline int wext_proc_init()
+static inline int wext_proc_init(void)
 {
 	return 0;
 }

kernel/hrtimer.c

···
 
 	return ktime_add(kt, tmp);
 }
+
+EXPORT_SYMBOL_GPL(ktime_add_ns);
 # endif /* !CONFIG_KTIME_SCALAR */
 
 /*