Removed extraneous "extern" and "register" qualifiers
Changed every instance of BYTE to uby8 to avoid conflicts
Ansification and prototypes.
Added grouping parens to reduce ambiguity warnings.
Changes and check-in for 3.5 release Includes new source files and modifications not recorded for many years See ray/doc/notes/ReleaseNotes for notes between 3.1 and 3.5 release
changed to using macros in redraw()
added depth comparison to mitigate occlusion errors
Initial revision
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