.\" Copyright (c) Bruno Haible <haible@clisp.cons.org>
.\"
+.\" %%%LICENSE_START(GPLv2+_DOC_ONEPARA)
.\" This is free documentation; you can redistribute it and/or
.\" modify it under the terms of the GNU General Public License as
.\" published by the Free Software Foundation; either version 2 of
.\" the License, or (at your option) any later version.
+.\" %%%LICENSE_END
.\"
.\" References consulted:
.\" GNU glibc-2 source code and manual
is at least 0.
If \fIc\fP is null wide character (L\(aq\\0\(aq), the value is 0.
Otherwise \-1 is returned.
-.SH "RETURN VALUE"
+.SH RETURN VALUE
The
.BR wcwidth ()
function returns the number of
column positions for \fIc\fP.
-.SH "CONFORMING TO"
+.SH CONFORMING TO
POSIX.1-2001.
Note that glibc before 2.2.5 used the prototype
.B LC_CTYPE
category of the
current locale.
-.SH "SEE ALSO"
+.SH SEE ALSO
.BR iswprint (3),
.BR wcswidth (3)