虚包：gnustep-back0.31-alt

This is a virtual package. See the Debian policy for a definition of virtual packages.

负责填实 gnustep-back0.31-alt 的软件包

gnustep-back0.31-cairo

GNUstep GUI Backend (cairo)

gnustep-back0.31-headless

GNUstep GUI Backend (headless)

gnustep-back0.31-xlib

GNUstep GUI Backend (xlib)