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diff --git a/sysdeps/libm-i387/s_cosf.S b/sysdeps/libm-i387/s_cosf.S
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+/*
+ * Written by J.T. Conklin <jtc@netbsd.org>.
+ * Public domain.
+ */
+
+#include <machine/asm.h>
+
+RCSID("$NetBSD: s_cosf.S,v 1.3 1995/05/08 23:55:16 jtc Exp $")
+
+/* A float's domain isn't large enough to require argument reduction. */
+ENTRY(__cosf)
+ flds 4(%esp)
+ fcos
+ ret
+weak_alias (__cosf, cosf)