From 68e422ecae151d0e382fcb8a81d8d9c37d977a0b Mon Sep 17 00:00:00 2001
From: Karel Zak
Date: Mon, 3 Nov 2014 13:13:54 +0100
Subject: docs: update info about env debug variables

Signed-off-by: Karel Zak <kzak@redhat.com>
---
 disk-utils/cfdisk.8 | 8 ++++++++
 1 file changed, 8 insertions(+)

(limited to 'disk-utils/cfdisk.8')

diff --git a/disk-utils/cfdisk.8 b/disk-utils/cfdisk.8
index 6471de669..0c68af897 100644
--- a/disk-utils/cfdisk.8
+++ b/disk-utils/cfdisk.8
@@ -150,6 +150,14 @@ for more details about colorization configuration.
 .B cfdisk
 does not support color customization with a color-scheme file.
 
+.SH ENVIRONMENT
+.IP LIBFDISK_DEBUG=all
+enables libfdisk debug output.
+.IP LIBBLKID_DEBUG=all
+enables libblkid debug output.
+.IP LIBSMARTCOLS_DEBUG=all
+enables libsmartcols debug output.
+
 .SH "SEE ALSO"
 .BR fdisk (8),
 .BR sfdisk (8),
-- 
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