1 files changed, 2 insertions, 0 deletions
diff --git a/ObjXSub.h b/ObjXSub.h
index 6cb2baaf8e..7b81c60db4 100644
--- a/ObjXSub.h
+++ b/ObjXSub.h
@@ -801,6 +801,8 @@
 #define ck_subr             pPerl->Perl_ck_subr
 #undef  ck_svconst
 #define ck_svconst          pPerl->Perl_ck_svconst
+#undef  ck_sysread
+#define ck_sysread          pPerl->Perl_ck_sysread
 #undef  ck_trunc
 #define ck_trunc            pPerl->Perl_ck_trunc
 #undef  condpair_magic