Function zgtcon_

extern(C) void zgtcon_ (
  char* norm,
  int* n,
  std.complex.Complex!(double)* dl,
  std.complex.Complex!(double)* d,
  std.complex.Complex!(double)* du,
  std.complex.Complex!(double)* du2,
  int* ipiv,
  double* anorm,
  double* rcond,
  std.complex.Complex!(double)* work,
  int* info,
  int norm_len
);