PK_boolean_match_t    


typedef int PK_boolean_match_t;


PK_boolean_match_t has four values:
    PK_boolean_match_exact_c            regions match exactly
    PK_boolean_match_contains_c         first region contains second region
    PK_boolean_match_overlap_c          regions overlap
    PK_boolean_match_imprinted_c        regions have been imprinted