2) replace installed NetRexxC.cmd with a home grown version
3) add lang/rexx-imc as RUN_DEPENDS due to 2)
4) also, delete both the DOS-only *.bat files and the OS/2-only
nrc.cmd file (which is not really a Rexx file).
5) furthermore, delete the duplicate hello.nrx because:
1. a copy is installed with the documentation;
2. one can't compile it from the same directory java is in
(unless PATH contains .).
6) switch over maintainership to submitter
PR: 30217
Submitted by: John Merryweather Cooper <jmcoopr@webmail.bmi.net>
4734a55589