Fixed missing R_OK definition under Unix
Small fixes to reduce warnings. Added bmpfile.c to SConscript.
Reduced compile warnings, and other compatibility fixes.
Added grouping parens to reduce ambiguity warnings.
Various small changes to reduce compile warnings/errors on Windows.
Changed (char *) casts for memory copies to (void *) and other fixes
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
added comments to font file using new fgetval() routine
fixed problem with hexbit font (spacing from 256 to 255 per char)
changed extern *libpath to extern *getlibpath()
fixed similar bug to 2.7 in squeeztext() that returned wrong width
fixed bug in proptext() that caused it to report incorrect width
added global free routines
Changes for PC port
changed proptext() so that zero can be given for nsi to mean inf.
finally got proptext() working
added top and bottom and changed beg, end to left, right
Initial revision
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