mktuntap.8: mark up TUNTAP_NAME as an env var HEAD master

Signed-off-by: Alyssa Ross <hi@alyssa.is>

1 files changed, 4 insertions, 2 deletions

diff --git a/mktuntap.8 b/mktuntap.8
index 0f9aaf8..c0273d2 100644
--- a/mktuntap.8
+++ b/mktuntap.8
@@ -21,8 +21,10 @@ Create a TUN or TAP device named with format
 .Ar ifr_name ,
 open it on file descriptor
 .Ar fd ,
-set the TUNTAP_NAME variable in the environment to the name of the
-opened device, and then exec into
+set the
+.Ev TUNTAP_NAME
+variable in the environment to the name of the opened device,
+and then exec into
 .Ar prog .
 .Pp
 By default, the