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+?RCS: $Id: rootid.U,v 1995/01/30 14:45:36 ram Exp $
+?RCS: Copyright (c) 1991-1993, Raphael Manfredi
+?RCS: You may redistribute only under the terms of the Artistic Licence,
+?RCS: as specified in the README file that comes with the distribution.
+?RCS: You may reuse parts of this distribution only within the terms of
+?RCS: that same Artistic Licence; a copy of which may be found at the root
+?RCS: of the source tree for dist 3.0.
+?RCS: $Log: rootid.U,v $
+?RCS: Revision 1995/01/30 14:45:36 ram
+?RCS: patch49: now only prints a single empty line when outputting something
+?RCS: Revision 3.0 1993/08/18 12:09:42 ram
+?RCS: Baseline for dist 3.0 netwide release.
+?MAKE:rootid: sed
+?MAKE: -pick add $@ %<
+?S: This variable contains the eventual value of the ROOTID symbol,
+?S: which is the uid of root.
+?C: This symbol contains the uid of root, normally 0.
+?H:#define ROOTID $rootid /**/
+: determine root id
+rootid=`$sed -e "/^root:/{s/^[^:]*:[^:]*:\([^:]*\).*"'$'"/\1/" -e "q" -e "}" -e "d" </etc/passwd`
+case "$rootid" in
+'') rootid=0 ;;
+*) echo " "; echo "Root uid = $rootid" >&4 ;;