1 files changed, 1 insertions, 0 deletions
diff --git a/perlio.sym b/perlio.sym
index a68382ec0d..66a3d1b890 100644
--- a/perlio.sym
+++ b/perlio.sym
@@ -26,3 +26,4 @@ PerlIO_setpos
 PerlIO_getpos
 PerlIO_vsprintf
 PerlIO_sprintf
+PerlIO_modestr
+\ No newline at end of file