pub unsafe extern fn LAPACKE_zunmqr(matrix_layout: c_int,
side: c_char,
trans: c_char,
m: lapack_int,
n: lapack_int,
k: lapack_int,
a: *const lapack_complex_double,
lda: lapack_int,
tau: *const lapack_complex_double,
c: *mut lapack_complex_double,
ldc: lapack_int)
-> lapack_int