Change inTraverse signature to prevent comp. error on Irix 6.5.
Change inTraverse signature to prevent comp. error on Irix 6.5.

RTcmix/RTcmix,RTcmix/RTcmix,RTcmix/RTcmix,RTcmix/RTcmix,RTcmix/RTcmix,RTcmix/RTcmix