pub unsafe extern "C" fn csyr2k_(
uplo: *const c_char,
trans: *const c_char,
n: *const c_int,
k: *const c_int,
alpha: *const complex_float,
a: *const complex_float,
lda: *const c_int,
b: *const complex_float,
ldb: *const c_int,
beta: *const complex_float,
c: *mut complex_float,
ldc: *const c_int
)