pub unsafe extern fn cuncsd_(jobu1: *mut c_char, jobu2: *mut c_char, jobv1t: *mut c_char, jobv2t: *mut c_char, trans: *mut c_char, signs: *mut c_char, m: *mut c_int, p: *mut c_int, q: *mut c_int, x11: *mut c_void, ldx11: *mut c_int, x12: *mut c_void, ldx12: *mut c_int, x21: *mut c_void, ldx21: *mut c_int, x22: *mut c_void, ldx22: *mut c_int, theta: *mut c_float, u1: *mut c_void, ldu1: *mut c_int, u2: *mut c_void, ldu2: *mut c_int, v1t: *mut c_void, ldv1t: *mut c_int, v2t: *mut c_void, ldv2t: *mut c_int, work: *mut c_void, lwork: *mut c_int, rwork: *mut c_float, lrwork: *mut c_int, iwork: *mut c_int, info: *mut c_int)