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diff --git a/lib/msun/amd64/s_scalbnl.S b/lib/msun/amd64/s_scalbnl.S
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+/*
+ * Based on code written by J.T. Conklin <jtc@netbsd.org>.
+ * Public domain.
+ */
+
+#include <machine/asm.h>
+__FBSDID("$FreeBSD$")
+/* RCSID("$NetBSD: s_scalbnf.S,v 1.4 1999/01/02 05:15:40 kristerw Exp $") */
+
+ENTRY(scalbnl)
+ movl %edi,-4(%rsp)
+ fildl -4(%rsp)
+ fldt 8(%rsp)
+ fscale
+ fstp %st(1)
+ ret
+END(scalbnl)
+
+.globl CNAME(ldexpl)
+.set CNAME(ldexpl),CNAME(scalbnl)
+
+ .section .note.GNU-stack,"",%progbits
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