2 files changed, 4 insertions, 0 deletions
diff --git a/utils/c2l/Posix.c b/utils/c2l/Posix.c
index 065f1e20..e572e5da 100644
--- a/utils/c2l/Posix.c
+++ b/utils/c2l/Posix.c
@@ -22,6 +22,8 @@ mywait(int *s)
 int
 mydup(int f1, int f2)
 {
+	if(f2 < 0)
+		return dup(f1);
 	return dup2(f1,f2);
 }
 
diff --git a/utils/cc/Posix.c b/utils/cc/Posix.c
index dfe28d60..f651bf56 100644
--- a/utils/cc/Posix.c
+++ b/utils/cc/Posix.c
@@ -23,6 +23,8 @@ mywait(int *s)
 int
 mydup(int f1, int f2)
 {
+	if(f2 < 0)
+		return dup(f1);
 	return dup2(f1,f2);
 }