Changelog for xbacklight-1.2.2-lp150.19.3.x86_64.rpm :

* Wed Apr 04 2018 sndirschAATTsuse.com- update to 1.2.2
* Print which option was in error along with usage message
* Add -version option to print program version
* configure: Drop AM_MAINTAINER_MODE
* autogen.sh: Honor NOCONFIGURE=1
* autogen.sh: use quoted string variables
* autogen: add default patch prefix
* Use double instead of int for value
* Use current output configuration
* autogen.sh: use exec instead of waiting for configure to finish
* Fri Oct 25 2013 sndirschAATTsuse.com- update to 1.2.1
* config: Add missing AC_CONFIG_SRCDIR
* Combine usage message strings
* Fix reading backlight level on 64-bit systems (bug 63205)
* man: replace hyphens with minus signs
* Thu Sep 13 2012 sndirschAATTsuse.com- xcb-util-0_3_6.diff
* fixes build for openSUSE <= 12.1
* Wed Sep 12 2012 tobias.johannes.klausmannAATTmni.thm.de- Update to 1.2.0: + Port xbacklight to XCB
* Fri Apr 13 2012 vuntzAATTopensuse.org- Split xbacklight from xorg-x11. Initial version: 1.1.2.