diff --git a/libavutil/internal.h b/libavutil/internal.h
index 06bd561e82..2ff87d46a4 100644
--- a/libavutil/internal.h
+++ b/libavutil/internal.h
@@ -173,6 +173,8 @@
     }\
 }
 
+#define FF_PTR_ADD(ptr, off) ((off) ? (ptr) + (off) : (ptr))
+
 #include "libm.h"
 
 /**