Fix "future error" warning reported by HP-UX aCC. Thanks to Sven-Kåre Evenseth.
Fix "future error" warning reported by HP-UX aCC. Thanks
to Sven-Kåre Evenseth.

Alexpux/Coin3D,Alexpux/Coin3D,Alexpux/Coin3D,Alexpux/Coin3D