--- dyld/dyld-1340/mach_o/Error.cpp
+++ dyld/dyld-1122.1.2/mach_o/Error.cpp
@@ -53,14 +53,6 @@
     return *this;
 }
 
-
-Error Error::copy(const Error& other)
-{
-    if ( other.noError() )
-        return Error::none();
-    return Error("%s", other.message());
-}
-
 Error::~Error()
 {
 #if TARGET_OS_EXCLAVEKIT
@@ -86,14 +78,14 @@
     va_end(list);
 }
 
-Error::Error(const char* format, va_list_wrap vaWrap)
+Error::Error(const char* format, va_list list)
 {
 #if TARGET_OS_EXCLAVEKIT
-    vsnprintf(_strBuf, sizeof(_strBuf), format, vaWrap.list);
+    vsnprintf(_strBuf, sizeof(_strBuf), format, list);
 #else
     if ( _buffer == nullptr )
         _buffer = _simple_salloc();
-    _simple_vsprintf(_buffer, format, vaWrap.list);
+    _simple_vsprintf(_buffer, format, list);
 #endif
 }
 
@@ -117,23 +109,4 @@
 #endif
 }
 
-void Error::append(const char* format, ...)
-{
-#if TARGET_OS_EXCLAVEKIT
-   size_t len = strlen(_strBuf);
-   va_list list;
-   va_start(list, format);
-   vsnprintf(&_strBuf[len], sizeof(_strBuf)-len, format, list);
-   va_end(list);
-#else
-    assert(_buffer != nullptr);
-    _simple_sresize(_buffer);   // move insertion point to end of existing string in buffer
-    va_list list;
-    va_start(list, format);
-    _simple_vsprintf(_buffer, format, list);
-    va_end(list);
-#endif
-}
-
-
 } // namespace mach_o