Continued ANSIfication, and other fixes and clarifications.
Macros for setting binary file mode. Replacing MSDOS by _WIN32.
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 new ID to first line of header and changed use of formatval
renamed gamma to avoid conflict with some math libraries
Removed problematic math function declarations
Changes for PC port
eliminated atof declarations for NeXT
updated revision number for release 2.0
Improved handling of scanline ordering
added -e +/-stops option
added format information to headers
now uses colrops.c for gamma correction (faster)
fixed usage message
changed "inline" to "inl" for compiler compatibility
changed arguments printed in header
added calls to get/put picture resolution (bug fix)
Initial revision
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