fix regression in ioctl definitions provided by arch/generic bits

commit b60fdf133c broke the
SIOCGSTAMP[NS] ioctl fallbacks introduced in commit
2e554617e5, as well as use of these
ioctls, by creating a situation where bits/ioctl.h could be included
without __LONG_MAX being visible.

include/sys/ioctl.h

@@ -4,6 +4,7 @@
 extern "C" {
 #endif
 
+#include <bits/alltypes.h>
 #include <bits/ioctl.h>
 
 #define N_TTY           0