iostream.cc (operator<<): Use `#if _G_HAVE_PRINTF_FP', not ifdef.

	* iostream.cc (operator<<): Use `#if _G_HAVE_PRINTF_FP', not ifdef.

... since it comes in defined, either 0 or 1

From-SVN: r15834

libio/ChangeLog

+1997-10-02  Brendan Kehoe  <brendan@lisa.cygnus.com>
+
+	* iostream.cc (operator<<): Use `#if _G_HAVE_PRINTF_FP', not ifdef.
+
 Thu Oct  2 10:36:49 1997  Jason Merrill  <jason@yorick.cygnus.com>
 
 	* gen-params: Fix __printf_fp test.

libio/iostream.cc

@@ -615,7 +615,7 @@ ostream& ostream::operator<<(double n)
 	  prec = 6; /* default */
 
 	// Do actual conversion.
-#ifdef _G_HAVE_PRINTF_FP
+#if _G_HAVE_PRINTF_FP
 	{
 	  struct printf_info info = { prec: prec,
 				      width: width(0),