dgeqp4.h

void dgeqp4( int * m, int * n, double * A, int * lda, int * jpvt, double * tau,
         double * work, int * lwork, int * info );

int dgeqp4_HQRRP_WY_blk_var4( int m_A, int n_A, double * buff_A, int ldim_A,
        int * buff_jpvt, double * buff_tau,
        int nb_alg, int pp, int panel_pivoting );