diff --git a/math_private.h b/math_private.h
--- a/math_private.h
+++ b/math_private.h
@@ -867,16 +867,67 @@ irintl(long double x)
 #define	__ieee754_j1f	j1f
 #define	__ieee754_y0f	y0f
 #define	__ieee754_y1f	y1f
 #define	__ieee754_jnf	jnf
 #define	__ieee754_ynf	ynf
 #define	__ieee754_remainderf remainderf
 #define	__ieee754_scalbf scalbf
 
+#define acos fdlibm::acos
+#define acosf fdlibm::acosf
+#define asin fdlibm::asin
+#define asinf fdlibm::asinf
+#define atan fdlibm::atan
+#define atanf fdlibm::atanf
+#define atan2 fdlibm::atan2
+#define cos fdlibm::cos
+#define cosf fdlibm::cosf
+#define sin fdlibm::sin
+#define sinf fdlibm::sinf
+#define tan fdlibm::tan
+#define tanf fdlibm::tanf
+#define cosh fdlibm::cosh
+#define sinh fdlibm::sinh
+#define tanh fdlibm::tanh
+#define exp fdlibm::exp
+#define expf fdlibm::expf
+#define exp2 fdlibm::exp2
+#define exp2f fdlibm::exp2f
+#define log fdlibm::log
+#define logf fdlibm::logf
+#define log10 fdlibm::log10
+#define pow fdlibm::pow
+#define powf fdlibm::powf
+#define ceil fdlibm::ceil
+#define ceilf fdlibm::ceilf
+#define fabs fdlibm::fabs
+#define fabsf fdlibm::fabsf
+#define floor fdlibm::floor
+#define acosh fdlibm::acosh
+#define asinh fdlibm::asinh
+#define atanh fdlibm::atanh
+#define cbrt fdlibm::cbrt
+#define expm1 fdlibm::expm1
+#define hypot fdlibm::hypot
+#define log1p fdlibm::log1p
+#define log2 fdlibm::log2
+#define scalb fdlibm::scalb
+#define copysign fdlibm::copysign
+#define scalbn fdlibm::scalbn
+#define scalbnf fdlibm::scalbnf
+#define trunc fdlibm::trunc
+#define truncf fdlibm::truncf
+#define floorf fdlibm::floorf
+#define nearbyint fdlibm::nearbyint
+#define nearbyintf fdlibm::nearbyintf
+#define rint fdlibm::rint
+#define rintf fdlibm::rintf
+#define sqrtf fdlibm::sqrtf
+
 /* fdlibm kernel function */
 int	__kernel_rem_pio2(double*,double*,int,int,int);
 
 /* double precision kernel functions */
 #ifndef INLINE_REM_PIO2
 int	__ieee754_rem_pio2(double,double*);
 #endif
 double	__kernel_sin(double,double,int);