One or more directories are not included within this
package and/or its sub-packages:

=> gnuradio-examples-3.1.2-2.fc10.i386 (rawhide-development-i386)
/usr/share/gnuradio

Note: "Requires: gnuradio-devel = %{version}-%{release} would be
justified.

[...]

Further information:

https://fedoraproject.org/wiki/Packaging/ReviewGuidelines

MUST: A package must own all directories that it creates. If it does not
create a directory that it uses, then it should require a package which
does create that directory.

https://fedoraproject.org/wiki/Packaging/Guidelines#FileAndDirectoryOwnership
https://fedoraproject.org/wiki/Packaging/UnownedDirectories