printing functions didn't agree with the format strings.
GCC will find a couple of other things to warn about if these functions
are labelled as printf()-style functions, but those were less important, I
think.
svn-id: r15081
incorporated from icotools, no display, just searching it in resources
and display a warning. Graphics converter is on the way.
Code is NOT endian-safe. It will not work on BE system, as was tested by
joostp. Please, fix endianess.
svn-id: r14024