Fix kodak/dc3200 camlib compilation warnings.
Fix kodak/dc3200 camlib compilation warnings.

Fix signed-unsigned comparison issues. Variable 'i' is used as unsigned counter in two functions so change type.

gphoto/libgphoto2,gphoto/libgphoto2,gphoto/libgphoto2,gphoto/libgphoto2,gphoto/libgphoto2,gphoto/libgphoto2