libwnck is used to implement pagers, tasklists, and other such things. It allows applications to monitor information about open windows, workspaces, their names/icons, and so forth.
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The pango-devel package includes the header files and developer documentation for the pango package.
This package contains the libraries, header files other development files for GTK+ 3.
The libXres-devel package contains libraries and header files for libXres.
The libwnck3-devel package contains libraries and header files for libwnck3.
The libX11-devel package contains libraries and header files for libX11.
Development files of startup-notification
Development files for startup-notification.
This package contains libraries, header files and developer documentation needed for developing software which uses the cairo graphics library and cairo GObject library and contains tools for working with the cairo graphics library as well.