Wire up fusion-aw-sync engine

Signed-off-by: Jens Axboe <axboe@kernel.dk>
diff --git a/options.c b/options.c
index 54a62d9..8fa50a8 100644
--- a/options.c
+++ b/options.c
@@ -1078,6 +1078,11 @@
 			    .help = "RDMA IO engine",
 			  },
 #endif
+#ifdef FIO_HAVE_FUSION_AW
+			  { .ival = "fusion-aw-sync",
+			    .help = "Fusion-io atomic write engine",
+			  },
+#endif
 			  { .ival = "external",
 			    .help = "Load external engine (append name)",
 			  },