-// Define if code specialized for wchar_t should be used.
-#undef _GLIBCPP_USE_WCHAR_T
-
-// Define if the compiler/host combination has __builtin_acos
-#undef HAVE_BUILTIN_ACOS
-
-// Define if the compiler/host combination has __builtin_acosf
-#undef HAVE_BUILTIN_ACOSF
-
-// Define if the compiler/host combination has __builtin_acosl
-#undef HAVE_BUILTIN_ACOSL
-
-// Define if the compiler/host combination has __builtin_asin
-#undef HAVE_BUILTIN_ASIN
-
-// Define if the compiler/host combination has __builtin_asinf
-#undef HAVE_BUILTIN_ASINF
-
-// Define if the compiler/host combination has __builtin_asinl
-#undef HAVE_BUILTIN_ASINL
-
-// Define if the compiler/host combination has __builtin_atan
-#undef HAVE_BUILTIN_ATAN
-
-// Define if the compiler/host combination has __builtin_atanf
-#undef HAVE_BUILTIN_ATANF
-
-// Define if the compiler/host combination has __builtin_atanl
-#undef HAVE_BUILTIN_ATANL
-
-// Define if the compiler/host combination has __builtin_atan2
-#undef HAVE_BUILTIN_ATAN2
-
-// Define if the compiler/host combination has __builtin_atan2f
-#undef HAVE_BUILTIN_ATAN2F
-
-// Define if the compiler/host combination has __builtin_atan2l
-#undef HAVE_BUILTIN_ATAN2L
-
-// Define if the compiler/host combination has __builtin_ceil
-#undef HAVE_BUILTIN_CEIL
-
-// Define if the compiler/host combination has __builtin_ceilf
-#undef HAVE_BUILTIN_CEILF
-
-// Define if the compiler/host combination has __builtin_ceill
-#undef HAVE_BUILTIN_CEILL
-
-// Define if the compiler/host combination has __builtin_cos
-#undef HAVE_BUILTIN_COS
-
-// Define if the compiler/host combination has __builtin_cosf
-#undef HAVE_BUILTIN_COSF