.\" OpenGroup's Single UNIX specification http://www.UNIX-systems.org/online.html
.\" ISO/IEC 9899:1999
.\"
-.TH ISWSPACE 3 1999-07-25 "GNU" "Linux Programmer's Manual"
+.TH ISWSPACE 3 2015-08-08 "GNU" "Linux Programmer's Manual"
.SH NAME
iswspace \- test for whitespace wide character
.SH SYNOPSIS
.nf
.B #include <wctype.h>
-.sp
+.PP
.BI "int iswspace(wint_t " wc );
.fi
.SH DESCRIPTION
function is the wide-character equivalent of the
.BR isspace (3)
function.
-It tests whether \fIwc\fP is a wide character
+It tests whether
+.I wc
+is a wide character
belonging to the wide-character class "space".
.PP
The wide-character class "space" is disjoint from the wide-character class
.SH RETURN VALUE
The
.BR iswspace ()
-function returns nonzero if \fIwc\fP is a wide character
+function returns nonzero if
+.I wc
+is a wide character
belonging to the wide-character class "space".
-Otherwise it returns zero.
+Otherwise, it returns zero.
+.SH ATTRIBUTES
+For an explanation of the terms used in this section, see
+.BR attributes (7).
+.TS
+allbox;
+lb lb lb
+l l l.
+Interface Attribute Value
+T{
+.BR iswspace ()
+T} Thread safety MT-Safe locale
+.TE
.SH CONFORMING TO
-C99.
+POSIX.1-2001, POSIX.1-2008, C99.
.SH NOTES
The behavior of
.BR iswspace ()