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diff --git a/sparc64/include/ape/math.h b/sparc64/include/ape/math.h
new file mode 100644
index 000000000..5fa374801
--- /dev/null
+++ b/sparc64/include/ape/math.h
@@ -0,0 +1,77 @@
+#ifndef __MATH
+#define __MATH
+#pragma lib "/$M/lib/ape/libap.a"
+
+/* a HUGE_VAL appropriate for IEEE double-precision */
+/* the correct value, 1.797693134862316e+308, causes a ken overflow */
+#define HUGE_VAL 1.79769313486231e+308
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+extern double acos(double);
+extern double asin(double);
+extern double atan(double);
+extern double atan2(double, double);
+extern double cos(double);
+extern double sin(double);
+extern double tan(double);
+extern double cosh(double);
+extern double sinh(double);
+extern double tanh(double);
+extern double exp(double);
+extern double frexp(double, int *);
+extern double ldexp(double, int);
+extern double log(double);
+extern double log10(double);
+extern double modf(double, double *);
+extern double pow(double, double);
+extern double sqrt(double);
+extern double ceil(double);
+extern double fabs(double);
+extern double floor(double);
+extern double fmod(double, double);
+extern double NaN(void);
+extern int isNaN(double);
+extern double Inf(int);
+extern int isInf(double, int);
+
+#ifdef _RESEARCH_SOURCE
+/* does >> treat left operand as unsigned ? */
+#define Unsigned_Shifts 1
+#define	M_E		2.7182818284590452354	/* e */
+#define	M_LOG2E		1.4426950408889634074	/* log 2e */
+#define	M_LOG10E	0.43429448190325182765	/* log 10e */
+#define	M_LN2		0.69314718055994530942	/* log e2 */
+#define	M_LN10		2.30258509299404568402	/* log e10 */
+#define	M_PI		3.14159265358979323846	/* pi */
+#define	M_PI_2		1.57079632679489661923	/* pi/2 */
+#define	M_PI_4		0.78539816339744830962	/* pi/4 */
+#define	M_1_PI		0.31830988618379067154	/* 1/pi */
+#define	M_2_PI		0.63661977236758134308	/* 2/pi */
+#define	M_2_SQRTPI	1.12837916709551257390	/* 2/sqrt(pi) */
+#define	M_SQRT2		1.41421356237309504880	/* sqrt(2) */
+#define	M_SQRT1_2	0.70710678118654752440	/* 1/sqrt(2) */
+
+extern double hypot(double, double);
+extern double erf(double);
+extern double erfc(double);
+extern double j0(double);
+extern double y0(double);
+extern double j1(double);
+extern double y1(double);
+extern double jn(int, double);
+extern double yn(int, double);
+
+#endif
+
+
+#ifdef __cplusplus
+}
+#endif
+
+#define isnan(x) isNaN(x)
+#define isinf(x) isInf(x)
+
+#endif /* __MATH */