Changes in release 1.23
[1.22i]
+* `tail -f' now ensures that stdout is unbuffered
* fix a bug in cut to allow use of 8-bit delimiters
+* pr accepts POSIX compliant options -s and -w,
+ the new capital letter options -J, -S and _W turn off the
+ unexpected interferences of the small letter options -s and -w
+ if used together with the column options.
+* pr output has been adapted to other UNIXes in some cases.
[1.22h]
* portability tweaks
* Window/NT/DOS support