carta

pngcp(1) on Linux

The text c8a242b5fa78, as Debian 11 (Bullseye), Debian 10 (Buster), Debian 9 (Stretch), Debian 8 (Jessie), Debian 7 (Wheezy), Debian 6.0 (Squeeze) shipped it.

create a new PNG file, having changed some attributes

pngcp(1) on Linux now