reconfig-smtpd, use test -gt and -lt

1 files changed, 2 insertions, 2 deletions

diff --git a/dkim/reconfig-smtpd b/dkim/reconfig-smtpd
index a7edd82..a9a302d 100755
--- a/dkim/reconfig-smtpd
+++ b/dkim/reconfig-smtpd
@@ -1,4 +1,4 @@
-#!/bin/rc -e
+#!/bin/rc -ex
 
 # This script reconfigures and reloads smtpd to use the provided info.
 
@@ -16,7 +16,7 @@ fn err {
 	echo $* >[1=2]
 }
 
-if (~ $#* 2 || ~ $#* 3) { } else {
+if (test $#* -gt 3 || test $#* -lt 2) {
 	err 'usage: reconfig-smtpd <rsakey> <ed25519key> [domain]'
 	exit 2
 }