Use standard headers, sort sections.

lib/libm/man/hypot.3

@@ -30,7 +30,7 @@
 .\" SUCH DAMAGE.
 .\"
 .\"     from: @(#)hypot.3	6.7 (Berkeley) 5/6/91
-.\"	$NetBSD: hypot.3,v 1.10 2002/02/07 07:00:49 ross Exp $
+.\"	$NetBSD: hypot.3,v 1.11 2002/02/20 11:51:43 wiz Exp $
 .\"
 .Dd May 6, 1991
 .Dt HYPOT 3
@@ -70,7 +70,7 @@ occurs only if the final result deserves it.
 = +\*(If for all
 .Ar v ,
 including \*(Na.
-.Sh ERROR (due to Roundoff, etc.)
+.Sh ERRORS
 Below 0.97
 .Em ulps .
 Consequently
@@ -119,13 +119,6 @@ the
 \*(Na is designed to
 disappear when it turns out to be irrelevant, as it does in
 .Fn hypot "\*(If" "\*(Na" .
-.Sh BUGS
-The
-.Fn cabs
-and
-.Fn cabsf
-functions use structures that are not defined in any header and need to
-be defined by the user. As such they cannot be prototyped properly.
 .Sh SEE ALSO
 .Xr math 3 ,
 .Xr sqrt 3
@@ -137,3 +130,10 @@ function and a
 function
 appeared in
 .At v7 .
+.Sh BUGS
+The
+.Fn cabs
+and
+.Fn cabsf
+functions use structures that are not defined in any header and need to
+be defined by the user. As such they cannot be prototyped properly.