Changelog for rxtx-java-javadoc-2.2pre2-12.12.x86_64.rpm :

* Sat Apr 14 2018 F.SchuetteAATTt-online.de- make patch work for leap 15.0
* Tue Feb 27 2018 F.SchuetteAATTt-online.de- javah is missing from java-9, patch to use javac -h instead
* Sun Oct 01 2017 F.SchuetteAATTt-online.de- change source, target to 1.6
* Sun Oct 01 2017 F.SchuetteAATTt-online.de- BuildRequires java-devel <= 1.8.0
* Tue May 05 2015 F.SchuetteAATTt-online.de- changed 38400 patch like dstoecker suggested
* Sat May 02 2015 F.SchuetteAATTt-online.de- remove rules file, user has to be in dialout and lock
* Fri May 01 2015 F.SchuetteAATTt-online.de- fix serial baudrate 38400 not possible- fix version # 2.2.pre2- split package
* Fri May 31 2013 dvaleevAATTsuse.com- Detect if sysio available (rxtx-java-sysio.patch)
* Fri Dec 30 2011 seife+obsAATTb1-systems.com- buildrequire automake and libtool to fix Factory build
* Sat Sep 24 2011 seife+obsAATTb1-systems.com- fix build for SLES10, remove always false %if clause