build/solaris: create ioctl_solaris.h

Signed-off-by: David Lamparter <equinox@opensourcerouting.org>
diff --git a/zebra/ioctl_solaris.c b/zebra/ioctl_solaris.c
index 16934f0..82e39be 100644
--- a/zebra/ioctl_solaris.c
+++ b/zebra/ioctl_solaris.c
@@ -32,6 +32,7 @@
 #include "zebra/rib.h"
 #include "zebra/rt.h"
 #include "zebra/interface.h"
+#include "zebra/ioctl_solaris.h"
 
 extern struct zebra_privs_t zserv_privs;