XtAppAddActions - register an action table
#include <X11/Intrinsic.h>
void XtAppAddActions(XtAppContext app_context,
    XtActionList actions, Cardinal num_actions);
  - app_context
- Specifies the application context.
- actions
- Specifies the action table to register.
- num_args
- Specifies the number of entries in this action table.
The XtAppAddActions function adds the specified action table and
  registers it with the translation manager.
XtParseTranslationTable(3)
X Toolkit Intrinsics - C Language Interface
Xlib - C Language X Interface