A new update is available for Fedora Core - Fedora Core 4 Update: kdbg-2.0.0-0.fc4.1. Here the announcement:

Fedora Update Notification
FEDORA-2005-755
2005-08-16
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Product : Fedora Core 4
Name : kdbg
Version : 2.0.0
Release : 0.fc4.1
Summary : A GUI for gdb, the GNU debugger, and KDE.
Description :
KDbg is a K Desktop Environment (KDE) GUI for gdb, the GNU debugger.
KDbg provides the programmer with an intuitive interface for setting
breakpoints, inspecting variables, and stepping through code. KDbg
requires X and KDE to be installed in order to run.

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Update Information:

update to 2.0.0
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* Mon Aug 15 2005 Than Ngo <than@redhat.com> 1:2.0.0-0.fc4.1
- update to 2.0.0


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This update can be downloaded from:
http://download.fedora.redhat.com/pub/fedora/linux/core/updates/4/

66332781b1313c224a2ba6f8ef075844 SRPMS/kdbg-2.0.0-0.fc4.1.src.rpm
84b1876b669c193a7712fbe79b7e8bce ppc/kdbg-2.0.0-0.fc4.1.ppc.rpm
5cc899fcce980b5fe169068516c10ada ppc/debug/kdbg-debuginfo-2.0.0-0.fc4.1.ppc.rpm
554ac1876420216b22c5f9fd62d6216f x86_64/kdbg-2.0.0-0.fc4.1.x86_64.rpm
8bb5dd8dc0c235ab6838d878251eb2e1 x86_64/debug/kdbg-debuginfo-2.0.0-0.fc4.1.x86_64.rpm
8a48fe3cca8da002db320807af4c4a6e i386/kdbg-2.0.0-0.fc4.1.i386.rpm
63fd048ab329022cbe933e6854716d18 i386/debug/kdbg-debuginfo-2.0.0-0.fc4.1.i386.rpm

This update can also be installed with the Update Agent; you can
launch the Update Agent with the 'up2date' command.