pub unsafe extern fn LAPACKE_zggesx(matrix_layout: c_int,
jobvsl: c_char,
jobvsr: c_char,
sort: c_char,
selctg: LAPACK_Z_SELECT2,
sense: c_char,
n: lapack_int,
a: *mut lapack_complex_double,
lda: lapack_int,
b: *mut lapack_complex_double,
ldb: lapack_int,
sdim: *mut lapack_int,
alpha: *mut lapack_complex_double,
beta: *mut lapack_complex_double,
vsl: *mut lapack_complex_double,
ldvsl: lapack_int,
vsr: *mut lapack_complex_double,
ldvsr: lapack_int,
rconde: *mut c_double,
rcondv: *mut c_double)
-> lapack_int