--- src/FaacEncoder.cpp.orig	2025-07-27 19:50:36.000000000 +0800
+++ src/FaacEncoder.cpp	2025-07-27 20:08:44.000000000 +0800
@@ -36,7 +36,7 @@
 // compile the whole file only if faac support configured in
 #ifdef HAVE_FAAC_LIB
 
-
+#include <cstring> /* memmove */
 
 #include "Exception.h"
 #include "Util.h"