Internal APIs:
Collaboration diagram for Internal APIs::

## Modules

| Argument Manipulation API.
| Argument Manipulation API (internal).
| Command Line API.
| Parsing RPM command line arguments (internal).
| Signal Queue API.
| Signal Queue API (internal).
| Statistics API.
| Statistics API (internal).
| RPMRC.
| Reading config files and getting some important configuration values.

## Detailed Description