ngx::ffi

Function ASYNC_WAIT_CTX_get_callback

Source 
pub unsafe extern "C" fn ASYNC_WAIT_CTX_get_callback(
    ctx: *mut async_wait_ctx_st,
    callback: *mut Option<unsafe extern "C" fn(_: *mut c_void) -> i32>,
    callback_arg: *mut *mut c_void,
) -> i32