Function dgghrd_
extern(C) void dgghrd_
(
char* compq,
char* compz,
int* n,
int* ilo,
int* ihi,
double* a,
int* lda,
double* b,
int* ldb,
double* q,
int* ldq,
double* z,
int* ldz,
int* info,
int compq_len,
int compz_len
);