> I've been playing with the hdtbl macros and I noticed this anomaly.
> I'm using groff 1.18.1 (the latest via cygwin). Here's the input:
>
> .TBL cols=2
> .TR
> .TD January rowspan=2 .TD 1
> .TR
> .TD 2
> .TR
> .TD February rowspan=2 .TD 3
> .TR
> .TD 4
> .TR
> .TD March rowspan=2 .TD 5
> .TR
I rewrote all files of grog. These are found in /src/roff/grog.
These files didn't have a license, so I added the GPL to all files.
Please check the copyright years and whether James Clark is
the original author. I could only get as far back as groff-1.10 to check.
Could you please test grog wi
