diff --git a/reactos/lib/crtdll/stdio/fileno.c b/reactos/lib/crtdll/stdio/fileno.c
new file mode 100644
index 00000000000..7cd0160f1b5
--- /dev/null
+++ b/reactos/lib/crtdll/stdio/fileno.c
@@ -0,0 +1,13 @@
+#include <stdio.h>
+
+#undef fileno
+int fileno(FILE *f) 
+{
+	return f->_file;
+}
+
+
+int _fileno(FILE *f) 
+{
+	return f->_file;
+}
\ No newline at end of file