From 7dab8cfd4e751ff4f8d505bc4a5f6b4ec157406a Mon Sep 17 00:00:00 2001
From: Sam Varshavchik
Date: Sun, 3 Feb 2019 11:34:32 -0500
Subject: Add subject alternative name checking. Implement override_vars
 option.

---
 tcpd/configure.ac | 7 +++++++
 1 file changed, 7 insertions(+)

(limited to 'tcpd/configure.ac')

diff --git a/tcpd/configure.ac b/tcpd/configure.ac
index 8f6d1fc..872a0ad 100644
--- a/tcpd/configure.ac
+++ b/tcpd/configure.ac
@@ -165,6 +165,13 @@ fi
 
 dnl Checks for library functions.
 
+PKG_CHECK_MODULES(LIBIDN, libidn >= 0.0.0, [libidn=yes], [libidn=no])
+
+if test "$libidn" != "yes"
+then
+	AC_MSG_ERROR([libidn not found])
+fi
+
 AC_CHECK_FUNCS(setpgrp setpgid)
 AC_CHECK_FUNC(setpgrp,
 	[
-- 
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