XkbKeyType - Obtain the index of a key type or the pointer to a key type

-xkb  Xkb description of interest

       -keycode
              keycode of interest

       -group
              group index

XkbKeyType  returns  a pointer to the key type in the types vector of the client map in xkb corresponding
       to the given keycode and group index.

       XkbKeyType - Obtain the index of a key type or the pointer to a key type

       typedef struct {                             /* Key Type */
            XkbModsRec              mods;           /* modifiers used to compute shift level */
            unsigned char           num_levels;     /* total # shift levels, do not modify directly */
            unsigned char           map_count;      /* # entries in map, preserve (if non-NULL) */
            XkbKTMapEntryPtr        map;            /* vector of modifiers for each shift level */
            XkbModsPtr              preserve;       /* mods to preserve for corresponding map entry */
            Atom                    name;           /* name of key type */
            Atom *                  level_names;    /* array of names of each shift level */
       } XkbKeyTypeRec, *XkbKeyTypePtr;

X Version 11                                      libX11 1.7.5                                     XkbKeyType(3)

XkbKeyTypePtrXkbKeyType(XkbDescPtrxkb,KeyCodekeycode,intgroup);