strtof has been introduced in c99

from Thomas Pfaff.  ok millert@

src/lib/libc/stdlib/strtod.3

@@ -29,9 +29,9 @@
 .\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 .\" SUCH DAMAGE.
 .\"
-.\"	$OpenBSD: strtod.3,v 1.12 2008/06/13 23:50:49 jmc Exp $
+.\"	$OpenBSD: strtod.3,v 1.13 2008/09/13 22:25:49 martynas Exp $
 .\"
-.Dd $Mdocdate: June 13 2008 $
+.Dd $Mdocdate: September 13 2008 $
 .Dt STRTOD 3
 .Os
 .Sh NAME
@@ -123,7 +123,9 @@ Overflow or underflow occurred.
 .Sh STANDARDS
 The
 .Fn strtod
+function conform to
+.St -ansiC-89
 and
 .Fn strtof
-functions conform to
-.St -ansiC .
+conform to
+.St -ansiC-99 .