gnustep-gui-common 0.26.2-3 (arm64 binary) in ubuntu bionic

 The GNUstep GUI Library is a powerful library of graphical user interface
 classes written completely in the Objective-C language; the classes are
 based upon the OpenStep specification, and provide the user with a
 traditional nextstep-like look and feel.
 .
 This package contains the common files needed by the GNUstep GUI library.