[root@harpy libidn-0.4.6]# yum install curl-devel.i386
Loading "priorities" plugin
Loading "installonlyn" plugin
Setting up Install Process
Setting up repositories
Reading repository metadata in from local files
144 packages excluded due to repository priority protections
Parsing package install arguments
Resolving Dependencies
--> Populating transaction set with selected packages. Please wait.
---> Package curl-devel.i386 0:7.15.5-2.el5 set to be updated
--> Running transaction check
--> Processing Dependency: libidn-devel for package: curl-devel
--> Restarting Dependency Resolution with new changes.
--> Populating transaction set with selected packages. Please wait.
---> Package libidn-devel.i386 0:0.4.6-1.2.el5.rf set to be updated
--> Running transaction check
--> Processing Dependency: libidn = 0.4.6-1.2.el5.rf for package: libidn-devel
--> Finished Dependency Resolution
Error: Missing Dependency: libidn = 0.4.6-1.2.el5.rf is needed by package libidn-devel