pub unsafe extern "C" fn sqlite3_exec(
arg1: *mut sqlite3,
sql: *const c_char,
callback: Option<unsafe extern "C" fn(arg1: *mut c_void, arg2: c_int, arg3: *mut *mut c_char, arg4: *mut *mut c_char) -> c_int>,
arg2: *mut c_void,
errmsg: *mut *mut c_char,
) -> c_int