diff --git a/Source/NSTask.m b/Source/NSTask.m
index 9d7958a81..046bfe9ce 100644
--- a/Source/NSTask.m
+++ b/Source/NSTask.m
@@ -532,8 +532,6 @@ static void handleSignal(int sig)
 
 - (void) _collectChild
 {
-  extern int errno;
-
   if (hasCollected == NO)
     {
       int       result;