Cleanup verify headers

Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
diff --git a/options.c b/options.c
index a45d1af..9dcef0c 100644
--- a/options.c
+++ b/options.c
@@ -11,6 +11,7 @@
 #include <sys/stat.h>
 
 #include "fio.h"
+#include "verify.h"
 #include "parse.h"
 #include "lib/fls.h"