--- a/src/lib/libfreehand_utils.cpp	2017-09-16 12:28:50.000000000 +0200
+++ b/src/lib/libfreehand_utils.cpp	2020-06-27 12:18:04.687184906 +0200
@@ -10,6 +10,8 @@
 #include <cstdarg>
 #include <cstdio>
 
+#define UPRV_BLOCK_MACRO_BEGIN
+#define UPRV_BLOCK_MACRO_END
 #include <unicode/utf8.h>
 #include <unicode/utf16.h>
 #include "libfreehand_utils.h"
