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diff --git a/REORG.TODO/sysdeps/i386/fpu/s_atan.S b/REORG.TODO/sysdeps/i386/fpu/s_atan.S
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+++ b/REORG.TODO/sysdeps/i386/fpu/s_atan.S
@@ -0,0 +1,30 @@
+/*
+ * Written by J.T. Conklin <jtc@netbsd.org>.
+ * Public domain.
+ */
+
+#include <machine/asm.h>
+#include <i386-math-asm.h>
+
+RCSID("$NetBSD: s_atan.S,v 1.4 1995/05/08 23:50:41 jtc Exp $")
+
+DEFINE_DBL_MIN
+
+#ifdef PIC
+# define MO(op) op##@GOTOFF(%ecx)
+#else
+# define MO(op) op
+#endif
+
+ .text
+ENTRY(__atan)
+#ifdef PIC
+ LOAD_PIC_REG (cx)
+#endif
+ fldl 4(%esp)
+ fld1
+ fpatan
+ DBL_CHECK_FORCE_UFLOW
+ ret
+END (__atan)
+weak_alias (__atan, atan)