X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ian/git?a=blobdiff_plain;f=cprogs%2Freally.8;h=2344e14138934c294d30af3af61db55f5ca6d50d;hb=c46b09429cb3309bfb32fd57c294c9dc4d5cf6e9;hp=fb21f058d457e286e0262067d7d6e9b95a9ccd34;hpb=2d961637e0e206ca3afae36a68996750fcabfa67;p=chiark-utils.git

diff --git a/cprogs/really.8 b/cprogs/really.8
index fb21f05..2344e14 100644
--- a/cprogs/really.8
+++ b/cprogs/really.8
@@ -20,11 +20,14 @@ will run
 .BR "$SHELL -i" .
 .PP
 A caller is allowed if it has write access to
-.BR /etc/inittab .
-This is most easily achieved by creating or using a suitable group,
-containing all the appropriate users, and making
+.BR /etc/inittab
+and is also member of the group
+.BR root .
+This is most easily achieved by making inittab group-writeable by some
+suitable group containing all the appropriate users, and making
 .B /etc/inittab
-group-owned by that group and group-writeable.
+group-owned by that group and group-writeable.  The root group is
+perhaps a good choice if it isn't being used for anything else.
 .SH OPTIONS
 .TP
 \fB-u\fR \fIusername\fR | \fB--user\fR \fIusername\fR