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-rw-r--r--contrib/grap2graph/grap2graph.man18
1 files changed, 17 insertions, 1 deletions
diff --git a/contrib/grap2graph/grap2graph.man b/contrib/grap2graph/grap2graph.man
index cf259321..0c6d4568 100644
--- a/contrib/grap2graph/grap2graph.man
+++ b/contrib/grap2graph/grap2graph.man
@@ -1,4 +1,4 @@
-.\" $Id: grap2graph.man,v 1.2 2003/07/02 18:48:25 wlemb Exp $
+.\" $Id: grap2graph.man,v 1.3 2003/10/28 07:46:23 wlemb Exp $
.\" This documentation is released to the public domain.
.
.
@@ -72,6 +72,22 @@ Command-line switches and arguments not listed above are passed to
.BR convert (1).
.
.
+.SH ENVIRONMENT
+.TP
+.B GROFF_TMPDIR
+The directory in which temporary files will be created.
+If this is not set
+.B grap2graph
+searches the environment variables
+.BR \%TMPDIR ,
+.BR TMP ,
+and
+.B TEMP
+(in that order).
+Otherwise, temporary files will be created in
+.BR /tmp .
+.
+.
.SH "SEE ALSO"
.BR pic2graph (@MAN1EXT@),
.BR eqn2graph (@MAN1EXT@),