[root＠Fedora7 ~]# yum update
Loading "installonlyn" plugin
Setting up Update Process
fedora                    100% |=========================| 2.1 kB    00:00     
updates                   100% |=========================| 1.9 kB    00:00     
primary.sqlite.bz2        100% |=========================| 609 kB    00:00     
Resolving Dependencies
--> Running transaction check
filelists.sqlite.bz2      100% |=========================| 1.4 MB    00:00     
---> Package policycoreutils-gui.i386 0:2.0.16-6.fc7 set to be updated
---> Package selinux-policy-targeted.noarch 0:2.6.4-21.fc7 set to be updated
---> Package policycoreutils.i386 0:2.0.16-6.fc7 set to be updated
…
… 省略
…
---> Package shadow-utils.i386 2:4.0.18.1-15.fc7 set to be updated
---> Package NetworkManager.i386 1:0.6.5-6.fc7 set to be updated
---> Package pcmciautils.i386 0:014-9.fc7 set to be updated
--> Processing Dependency: libhowl.so.0 for package: libpurple
--> Finished Dependency Resolution
Error: Missing Dependency: libhowl.so.0 is needed by package libpurple

fedora-development の avahi-compat-howl をインストール
[root＠Fedora7 ~]# yum install --enablerepo=development avahi-compat-howl
Loading "installonlyn" plugin
Setting up Install Process
Parsing package install arguments
Resolving Dependencies
--> Running transaction check
---> Package avahi-compat-howl.i386 0:0.6.20-3.fc8 set to be updated
--> Processing Dependency: avahi = 0.6.20 for package: avahi-compat-howl
--> Restarting Dependency Resolution with new changes.
--> Running transaction check
---> Package avahi.i386 0:0.6.20-3.fc8 set to be updated
--> Processing Dependency: libdaemon >= 0.11 for package: avahi
--> Processing Dependency: avahi = 0.6.17 for package: avahi-glib
--> Restarting Dependency Resolution with new changes.
--> Running transaction check
---> Package avahi-glib.i386 0:0.6.20-3.fc8 set to be updated
---> Package libdaemon.i386 0:0.11-1.fc8 set to be updated

Dependencies Resolved

=============================================================================
 Package                 Arch       Version          Repository        Size 
=============================================================================
Installing:
 avahi-compat-howl       i386       0.6.20-3.fc8     development        29 k
Updating for dependencies:
 avahi                   i386       0.6.20-3.fc8     development       233 k
 avahi-glib              i386       0.6.20-3.fc8     development        15 k
 libdaemon               i386       0.11-1.fc8       development        25 k

Transaction Summary
=============================================================================
Install      1 Package(s)         
Update       3 Package(s)         
Remove       0 Package(s)