* include/math.h (sqrt): Remove inline definition.

(sqrtf): Replace inline definition with prototype.
	(sqrtl): Likewise.
	* mingwex/math/sqrtf.c (sqrtf): Set domain error if
	argument less than zero.
	* mingwex/math/sqrtf.c (sqrtl): Likewise.

	Correct typo in 2002-10-30 ChangeLog entry.

winsup/mingw/mingwex/math/sqrtl.c

@@ -1,8 +1,20 @@
 #include <math.h>
+#include <errno.h>
+
+extern long double  __QNANL;
+
 long double
 sqrtl (long double x)
 {
-  long double res;
-  asm ("fsqrt" : "=t" (res) : "0" (x));
-  return res;
+  if (x < 0.0L )
+    {
+      errno = EDOM;
+      return __QNANL;
+    }
+  else
+    {
+      long double res;
+      asm ("fsqrt" : "=t" (res) : "0" (x));
+      return res;
+    }
 }