rint.3: wfix

Signed-off-by: Peng Haitao <penght@cn.fujitsu.com>
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>

man3/rint.3

@@ -85,7 +85,10 @@ or
 .ad b
 .SH DESCRIPTION
 The
-.BR nearbyint ()
+.BR nearbyint (),
+.BR nearbyintf (),
+and
+.BR nearbyintl ()
 functions round their argument to an integer value in floating-point
 format, using the current rounding direction (see
 .BR fesetround (3))
@@ -94,7 +97,10 @@ and without raising the
 exception.
 .LP
 The
-.BR rint ()
+.BR rint (),
+.BR rintf (),
+and
+.BR rintl ()
 functions do the same, but will raise the
 .I inexact
 exception