As described in

https://bugs.freedesktop.org/show_bug.cgi?id=60160

For example cz(qwerty) or sk(qwerty) layout does not work after xkeyboard-config upgrade to 2.8.1.

Gnome sometimes reports layout as "de" sometimes as header of .po file:

<snip>
Project-Id-Version: xkeyboard-config-2.3
Report-Msgid-Bugs-To: svu@users.sourceforge.net
POT-Creation-Date: 2011-05-17 21:08+0100\
PO-Revision-Date: 2011-05-30 00:55+0200
.
.
.
</snip>

(can be seen on screenshot)

output of setxkbmap -print for xkeyboard-config-2.7.1:

xkb_keymap {
	xkb_keycodes  { include "evdev+aliases(qwertz)"	};
	xkb_types     { include "complete"	};
	xkb_compat    { include "complete"	};
	xkb_symbols   { include "pc+cz(qwerty)+cz:2+us:3+inet(evdev)"	};
	xkb_geometry  { include "pc(pc104)"	};
};

for xkeyboard-config-2.8.1:
xkb_keymap {
	xkb_keycodes  { include "evdev+aliases(qwerty)"	};
	xkb_types     { include "complete"	};
	xkb_compat    { include "complete"	};
	xkb_symbols   { include "pc+us+inet(evdev)"	};
	xkb_geometry  { include "pc(pc104)"	};
};