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diff --git a/sysdeps/libm-ieee754/w_expl.c b/sysdeps/libm-ieee754/w_expl.c
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+/* w_expl.c -- long double version of w_exp.c.
+ * Conversion to long double by Ulrich Drepper,
+ * Cygnus Support, drepper@cygnus.com.
+ */
+
+/*
+ * ====================================================
+ * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved.
+ *
+ * Developed at SunPro, a Sun Microsystems, Inc. business.
+ * Permission to use, copy, modify, and distribute this
+ * software is freely granted, provided that this notice
+ * is preserved.
+ * ====================================================
+ */
+
+#if defined(LIBM_SCCS) && !defined(lint)
+static char rcsid[] = "$NetBSD: $";
+#endif
+
+/*
+ * wrapper expl(x)
+ */
+
+#include "math.h"
+#include "math_private.h"
+
+#ifdef __STDC__
+static const long double
+#else
+static long double
+#endif
+o_threshold= 1.135652340629414394949193107797076489134e4,
+ /* 0x400C, 0xB17217F7, 0xD1CF79AC */
+u_threshold= -1.140019167866942050398521670162263001513e4;
+ /* 0x400C, 0xB220C447, 0x69C201E8 */
+
+#ifdef __STDC__
+ long double __expl(long double x) /* wrapper exp */
+#else
+ long double __expl(x) /* wrapper exp */
+ long double x;
+#endif
+{
+#ifdef _IEEE_LIBM
+ return __ieee754_expl(x);
+#else
+ long double z;
+ z = __ieee754_expl(x);
+ if(_LIB_VERSION == _IEEE_) return z;
+ if(__finitel(x)) {
+ if(x>o_threshold)
+ return __kernel_standard(x,x,206); /* exp overflow */
+ else if(x<u_threshold)
+ return __kernel_standard(x,x,207); /* exp underflow */
+ }
+ return z;
+#endif
+}
+weak_alias (__expl, expl)