Add linux/sockios.h to the list of headers for libconstants am: b7c57cdfe5 am: c08d7a559d
am: b882cd319a

Change-Id: Iaf6f9bf93e49cb13e6a848cd0035929ec950db62
diff --git a/gen_constants-inl.h b/gen_constants-inl.h
index 7d9f915..0ea710d 100644
--- a/gen_constants-inl.h
+++ b/gen_constants-inl.h
@@ -9,6 +9,7 @@
 #include <linux/prctl.h>
 #include <linux/sched.h>
 #include <linux/serial.h>
+#include <linux/sockios.h>
 #include <linux/termios.h>
 #include <stddef.h>
 #include <signal.h>