Function ztgsna_

extern(C) void ztgsna_ (
  char* job,
  char* howmny,
  int* select,
  int* n,
  std.complex.Complex!(double)* a,
  int* lda,
  std.complex.Complex!(double)* b,
  int* ldb,
  std.complex.Complex!(double)* vl,
  int* ldvl,
  std.complex.Complex!(double)* vr,
  int* ldvr,
  double* s,
  double* dif,
  int* mm,
  int* m,
  std.complex.Complex!(double)* work,
  int* lwork,
  int* iwork,
  int* info,
  int job_len,
  int howmny_len
);