This command allows one to set, remove, and show package flags.
Package flags are used to tune the behavior of some algorithms
when dealing with the given packages.
Currently known flags are:
lock - Flagged packages will not be removed, if they
are currently installed, nor installed, if they
are currently available.
new - Flagged packages were considered new packages
in the repository when the last update was done.
This flag is automatically manipulated by the
system.
auto - Flagged packages were automatically installed
to satisfy dependencies.
This flag is automatically manipulated by the
system.
multi-version - Flagged packages may have more than one version
installed in the system at the same time
(backend dependent).
security - Flagged packages are updates for security errata.
bugfix - Flagged packages are updates for bugfix errata.
enhancement - Flagged packages are updates for enhancement errata.