pub unsafe extern "C" fn CPXNETaddarcs(
env: CPXCENVptr,
net: CPXNETptr,
narcs: c_int,
fromnode: *const c_int,
tonode: *const c_int,
low: *const f64,
up: *const f64,
obj: *const f64,
anames: *mut *mut c_char,
) -> c_int