lapack_sys::zgghrd_

pub unsafe extern fn zgghrd_(compq: *mut c_char, compz: *mut c_char, n: *mut c_int, ilo: *mut c_int, ihi: *mut c_int, a: *mut c_void, lda: *mut c_int, b: *mut c_void, ldb: *mut c_int, q: *mut c_void, ldq: *mut c_int, z: *mut c_void, ldz: *mut c_int, info: *mut c_int)