LAPACK  3.6.0
LAPACK: Linear Algebra PACKage
void LAPACK_dgbsv ( lapack_int n,
lapack_int kl,
lapack_int ku,
lapack_int nrhs,
double *  ab,
lapack_int ldab,
lapack_int ipiv,
double *  b,
lapack_int ldb,
lapack_int info 
)