pub unsafe extern "C" fn dbbcsd_(
jobu1: *const c_char,
jobu2: *const c_char,
jobv1t: *const c_char,
jobv2t: *const c_char,
trans: *const c_char,
m: *const c_int,
p: *const c_int,
q: *const c_int,
theta: *mut f64,
phi: *mut f64,
U1: *mut f64,
ldu1: *const c_int,
U2: *mut f64,
ldu2: *const c_int,
V1T: *mut f64,
ldv1t: *const c_int,
V2T: *mut f64,
ldv2t: *const c_int,
B11D: *mut f64,
B11E: *mut f64,
B12D: *mut f64,
B12E: *mut f64,
b21d: *mut f64,
b21e: *mut f64,
b22d: *mut f64,
b22e: *mut f64,
work: *mut f64,
lwork: *const c_int,
info: *mut c_int
)