Function stackmate::get_fees

#[no_mangle]
pub unsafe extern "C" fn get_fees(
    network: *const c_char, 
    node_address: *const c_char, 
    conf_target: *const c_char
) -> *mut c_char

Gets the current network fee (in sats/vbyte) for a given confirmation target.

Safety

• This function is unsafe because it dereferences and returns raw pointer.
• Ensure that result is passed into cstring_free after use.