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===================================================================
RCS file: /ftp/cvs/cvsroot/src/lib/libc/gen/isblank.3,v
retrieving revision 1.12
retrieving revision 1.13
diff -u -p -r1.12 -r1.13
--- src/lib/libc/gen/isblank.3	2007/01/18 08:35:07	1.12
+++ src/lib/libc/gen/isblank.3	2008/04/17 16:25:36	1.13
@@ -1,4 +1,4 @@
-.\"	$NetBSD: isblank.3,v 1.12 2007/01/18 08:35:07 rillig Exp $
+.\"	$NetBSD: isblank.3,v 1.13 2008/04/17 16:25:36 apb Exp $
 .\"
 .\" Copyright (c) 1991 The Regents of the University of California.
 .\" All rights reserved.
@@ -33,7 +33,7 @@
 .\"
 .\"     @(#)isspace.3	5.3 (Berkeley) 7/31/91
 .\"
-.Dd January 18, 2007
+.Dd April 17, 2008
 .Dt ISBLANK 3
 .Os
 .Sh NAME
@@ -93,5 +93,10 @@ The argument to
 must be
 .Dv EOF
 or representable as an
-.Li unsigned char ;
+.Vt unsigned char ;
 otherwise, the behavior is undefined.
+See the
+.Sx CAVEATS
+section of
+.Xr ctype 3
+for more details.