Added #ifdef's for GPIO_USB, GPIO_IEEE1394 and GPIO_NETWORK
Added #ifdef's for GPIO_USB, GPIO_IEEE1394 and GPIO_NETWORK


git-svn-id: 40dd595c6684d839db675001a64203a1457e7319@687 67ed7778-7388-44ab-90cf-0a291f65f57c

gphoto/libgphoto2.OLDMIGRATION,gphoto/libgphoto2.OLDMIGRATION,gphoto/libgphoto2.OLDMIGRATION,gphoto/libgphoto2.OLDMIGRATION