Replaced inline copyright notice with #include "copyright.h"
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
minor compiler warning fixes
real fix for \< problems
updated revision number for release 2.0
compatibility fixes for SGI libraries
fixed bug in \< match to beginning of line
added define for BSD bcopy
Initial revision
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