HP-UX: has aio_fsync() and fallocate()

Signed-off-by: Jens Axboe <jaxboe@fusionio.com>
diff --git a/os/os-hpux.h b/os/os-hpux.h
index 1b1c958..0e8152b 100644
--- a/os/os-hpux.h
+++ b/os/os-hpux.h
@@ -23,6 +23,8 @@
 #define FIO_HAVE_PSHARED_MUTEX
 #define FIO_HAVE_FADVISE
 #define FIO_HAVE_CHARDEV_SIZE
+#define FIO_HAVE_FALLOCATE
+#define FIO_HAVE_POSIXAIO_FSYNC
 
 #define OS_MAP_ANON		MAP_ANONYMOUS
 #define OS_MSG_DONTWAIT		0