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-rw-r--r--libc-top-half/musl/src/unistd/dup.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/libc-top-half/musl/src/unistd/dup.c b/libc-top-half/musl/src/unistd/dup.c
new file mode 100644
index 0000000..7fee012
--- /dev/null
+++ b/libc-top-half/musl/src/unistd/dup.c
@@ -0,0 +1,7 @@
+#include <unistd.h>
+#include "syscall.h"
+
+int dup(int fd)
+{
+ return syscall(SYS_dup, fd);
+}