initial commit, 4.5 stable

thirdparty/sdl/libm/s_fabs.c

@@ -0,0 +1,30 @@
+#include "SDL_internal.h"
+/*
+ * ====================================================
+ * 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.
+ * ====================================================
+ */
+
+/*
+ * fabs(x) returns the absolute value of x.
+ */
+
+/*#include <features.h>*/
+/* Prevent math.h from defining a colliding inline */
+#undef __USE_EXTERN_INLINES
+#include "math_libm.h"
+#include "math_private.h"
+
+double fabs(double x)
+{
+	u_int32_t high;
+	GET_HIGH_WORD(high,x);
+	SET_HIGH_WORD(x,high&0x7fffffff);
+        return x;
+}
+libm_hidden_def(fabs)