1 files changed, 1 insertions, 0 deletions
diff --git a/makedef.pl b/makedef.pl
index 3745e19143..f2036011ea 100644
--- a/makedef.pl
+++ b/makedef.pl
@@ -747,6 +747,7 @@ unless ($define{'USE_ITHREADS'}) {
 		    Perl_sharedsv_thrcnt_inc
 		    Perl_sharedsv_unlock
 		    Perl_stashpv_hvname_match
+		    Perl_refcounted_he_dup
 		    )];
 }