1 files changed, 1 insertions, 0 deletions

diff --git a/embed.fnc b/embed.fnc
index 9ecf123a4d..36a58b34a2 100644
--- a/embed.fnc
+++ b/embed.fnc
@@ -957,6 +957,7 @@ Ap |char * |custom_op_desc|OP* op
 Adp	|void	|sv_nosharing	|SV *
 Adp	|void	|sv_nolocking	|SV *
 Adp	|void	|sv_nounlocking	|SV *
+Adp	|int	|nothreadhook
 
 END_EXTERN_C