pub unsafe extern "C" fn ctfsm_(
transr: *const c_char,
side: *const c_char,
uplo: *const c_char,
trans: *const c_char,
diag: *const c_char,
m: *const lapack_int,
n: *const lapack_int,
alpha: *const lapack_complex_float,
a: *const lapack_complex_float,
b: *mut lapack_complex_float,
ldb: *const lapack_int,
)