'\" te
.\" Copyright (c) 2003, Sun Microsystems, Inc. All Rights Reserved.
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.TH SLPDelAttrs 3SLP "16 Jan 2003" "SunOS 5.11" "Service Location Protocol Library Functions"
.SH NAME
SLPDelAttrs \- delete attributes
.SH SYNOPSIS
.LP
.nf
cc [ \fIflag\fR... ] \fIfile\fR... \fB-lslp\fR [ \fIlibrary\fR... ]
#include <slp.h>

\fBSLPError\fR \fBSLPDelAttrs\fR(\fBSLPHandle\fR \fIhSLP\fR, \fBconst char *\fR\fIpcURL\fR,
     \fBconst char *\fR\fIpcAttrs\fR, \fBSLPRegReport *\fR\fIcallback\fR, \fBvoid *\fR\fIpvCookie\fR);
.fi

.SH DESCRIPTION
.sp
.LP
The \fBSLPDelAttrs()\fR function deletes the selected attributes in the locale
of the \fBSLPHandle\fR. If no error  occurs, the return value is \fB0\fR.
Otherwise, one of the \fBSLPError\fR codes is returned.
.SH PARAMETERS
.sp
.ne 2
.mk
.na
\fB\fIhSLP\fR\fR
.ad
.RS 12n
.rt  
The language  specific \fBSLPHandle\fR to  use to delete  attributes. It cannot
be \fINULL\fR.
.RE

.sp
.ne 2
.mk
.na
\fB\fIpcURL\fR\fR
.ad
.RS 12n
.rt  
The \fB URL\fR of the advertisement from which the attributes should be
deleted.  It cannot be \fINULL\fR.
.RE

.sp
.ne 2
.mk
.na
\fB\fIpcAttrs\fR\fR
.ad
.RS 12n
.rt  
A  comma-separated  list of attribute ids  for  the attributes to deregister.
.RE

.sp
.ne 2
.mk
.na
\fB\fIcallback\fR\fR
.ad
.RS 12n
.rt  
A callback to report the operation's completion status. It cannot be
\fINULL\fR.
.RE

.sp
.ne 2
.mk
.na
\fB\fIpvCookie\fR\fR
.ad
.RS 12n
.rt  
Memory passed to the callback code from the client. It cannot be \fINULL\fR.
.RE

.SH ERRORS
.sp
.LP
This function or its callback may return any \fBSLP\fR error code. See the
ERRORS section in \fBslp_api\fR(3SLP).
.SH EXAMPLES
.LP
\fBExample 1 \fRDeleting Attributes
.sp
.LP
Use the following example to delete the \fBlocation\fR and \fBdpi\fR attributes
for the \fBURL\fR \fBservice:printer:lpr://serv/queve1\fR

.sp
.in +2
.nf
SLPHandle hSLP;
SLPError err;
SLPRegReport report;

err = SLPDelAttrs(hSLP, "service:printer:lpr://serv/queue1",
    "location,dpi", report, NULL);
.fi
.in -2

.SH ENVIRONMENT VARIABLES
.sp
.ne 2
.mk
.na
\fB\fBSLP_CONF_FILE\fR\fR
.ad
.RS 17n
.rt  
When set, use this file for configuration.
.RE

.SH SEE ALSO
.sp
.LP
\fBslpd\fR(1M), \fBslp_api\fR(3SLP), \fBslp.conf\fR(4), \fBslpd.reg\fR(4),
\fBattributes\fR(5)
.sp
.LP
\fISystem Administration Guide: Network Services\fR
.sp
.LP
Kempf, J. and Guttman, E. \fIRFC 2614, An API for Service Location\fR. The
Internet Society. June 1999.