sdlmame and xmame

With xmame installed, Yum seems to accept this command:

yum install sdlmame

and download the package, but then it displays this:


Loading "installonlyn" plugin
Setting up Install Process
Setting up repositories
Reading repository metadata in from local files Parsing package install
arguments
Resolving Dependencies

--> Populating transaction set with selected packages. Please wait. --->
Downloading header for sdlmame to pack into transaction set.
sdlmame-0.109-2.fc6.rf.i3 100% |=========================| 4.4 kB    00:00
---> Package sdlmame.i386 0:0.109-2.fc6.rf set to be updated --> Running
transaction check

Dependencies Resolved

=============================================================================
 Package                 Arch       Version          Repository Size
=============================================================================
Installing:
 sdlmame                 i386       0.109-2.fc6.rf   rpmforge         8.8M

Transaction Summary
=============================================================================
Install      1 Package(s)
Update       0 Package(s)
Remove       0 Package(s)

Total download size: 8.8 M
Is this ok [y/N]: y
Downloading Packages:
(1/1): sdlmame-0.109-2.fc 100% |=========================| 8.8 MB    01:28
Running Transaction Test
Finished Transaction Test


Transaction Check Error:   file /usr/bin/chdman from install of
sdlmame-0.109-2.fc6.rf conflicts with file from package xmame-0.106-1.fc6
  file /usr/bin/romcmp from install of sdlmame-0.109-2.fc6.rf conflicts
  with file from package xmame-0.106-1.fc6