PK_ERROR_code_t     PK_ATTRIB_set_named_axes
(
--- received arguments ---
PK_ATTRIB_t         attrib,         --- attribute
const char         *field_name,     --- field name
int                 n_axes,         --- number of axes (>= 0)
const PK_AXIS1_sf_t axes[]          --- axes to set
)


This function copies axes into field field_name of the given
attribute.


Specific Errors:
    PK_ERROR_bad_name               The attribute does not have a field with
                                    this name
    PK_ERROR_field_of_wrong_type    The field is not an axis field


The new data replaces any existing data stored in the field.

If n_axes is zero then this field is set to be empty.