pub unsafe extern "C" fn Rust_CThostFtdcMdApi_RegisterFront(
this: *mut Rust_CThostFtdcMdApi,
pszFrontAddress: *mut c_char,
)pub unsafe extern "C" fn Rust_CThostFtdcMdApi_RegisterFront(
this: *mut Rust_CThostFtdcMdApi,
pszFrontAddress: *mut c_char,
)