XkbSAGroup - Returns the group_XXX field of act converted to a signed int

act    action from which to extract group

XkbSAGroup returns the group_XXX field of act converted to a signed int.

       XkbSAGroup - Returns the group_XXX field of act converted to a signed int

       Actions associated with the XkbGroupAction structure change the current group state when keys are pressed
       and released:
           typedef struct _XkbGroupAction {
               unsigned char    type;       /* XkbSA_{Set|Latch|Lock}Group */
               unsigned char    flags;      /* with type, controls the effect on groups */
               char             group_XXX;  /* represents a group index or delta */
           } XkbGroupAction;

intXkbSAGroup(XkbActionact);

       This manpage seems to be incomplete

X Version 11                                      libX11 1.8.12                                    XkbSAGroup(3)