pub unsafe extern "C" fn cblas_zhpr2(
layout: CBLAS_LAYOUT,
uplo: CBLAS_UPLO,
n: c_int,
alpha: *const c_double_complex,
x: *const c_double_complex,
incx: c_int,
y: *const c_double_complex,
incy: c_int,
ap: *mut c_double_complex,
)