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-rw-r--r--Src/compat.c13
1 files changed, 12 insertions, 1 deletions
diff --git a/Src/compat.c b/Src/compat.c
index 81afd4dfd..02412b34f 100644
--- a/Src/compat.c
+++ b/Src/compat.c
@@ -635,7 +635,18 @@ strtoul(nptr, endptr, base)
 #endif /* HAVE_STRTOUL */
 
 /**/
-#if defined(BROKEN_WCWIDTH) && (defined(__STDC_ISO_10646__) || defined(__APPLE__))
+#ifdef ENABLE_UNICODE9
+#include "./wcwidth9.h"
+int
+mk_wcwidth(wchar_t ucs)
+{
+  int w = wcwidth9(ucs);
+  if (w < -1)
+    return 1;
+  return w;
+}
+
+#elif defined(BROKEN_WCWIDTH) && (defined(__STDC_ISO_10646__) || defined(__APPLE__))
 
 /*
  * This is an implementation of wcwidth() and wcswidth() (defined in