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-rw-r--r--lib/libc/gen/dup3.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/lib/libc/gen/dup3.c b/lib/libc/gen/dup3.c
index ac8877c..ff3431a 100644
--- a/lib/libc/gen/dup3.c
+++ b/lib/libc/gen/dup3.c
@@ -35,6 +35,8 @@ __FBSDID("$FreeBSD$");
#include <errno.h>
#include "un-namespace.h"
+int __dup3(int, int, int);
+
int
__dup3(int oldfd, int newfd, int flags)
{
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