/*! Installs or uninstalls a colormap for a client. If client is NULL, then
it handles the root colormap. */
void screen_install_colormap(struct _ObClient *client, gboolean install);
/*! Installs or uninstalls a colormap for a client. If client is NULL, then
it handles the root colormap. */
void screen_install_colormap(struct _ObClient *client, gboolean install);