pub unsafe extern fn slarfb_(side: *const c_char,
trans: *const c_char,
direct: *const c_char,
storev: *const c_char,
m: *const lapack_int,
n: *const lapack_int,
k: *const lapack_int,
v: *const c_float,
ldv: *const lapack_int,
t: *const c_float,
ldt: *const lapack_int,
c: *mut c_float,
ldc: *const lapack_int,
work: *mut c_float,
ldwork: *const lapack_int)