From b5778699f0fd65efb78ac8fc0777128a7069b856 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?J=C3=A9r=C3=A9mie=20Courr=C3=A8ges-Anglas?= <jca@wxcvbn.org>
Date: Mon, 1 Dec 2014 13:43:22 +0100
Subject: [PATCH] openssl: Detect the availability of RAND_egd (tiny change)

Alternatives like LibreSSL don't provide RAND_egd() anymore.
Fixes compilation on OpenBSD.
---
 configure.ac  | 1 +
 src/openssl.c | 2 ++
 2 files changed, 3 insertions(+)

diff --git a/configure.ac b/configure.ac
index ff016ce9..c49235ef 100644
--- a/configure.ac
+++ b/configure.ac
@@ -392,6 +392,7 @@ AS_IF([test x"$with_ssl" = xopenssl], [
         AC_MSG_NOTICE([compiling in support for SSL via OpenSSL])
         AC_LIBOBJ([openssl])
         LIBS="$LIBSSL $LIBS"
+        AC_CHECK_FUNCS([RAND_egd])
       elif test x"$with_ssl" != x
       then
         AC_MSG_ERROR([--with-ssl=openssl was given, but SSL is not available.])
diff --git a/src/openssl.c b/src/openssl.c
index 68cd11a1..e74bdd0a 100644
--- a/src/openssl.c
+++ b/src/openssl.c
@@ -91,9 +91,11 @@ init_prng (void)
   if (RAND_status ())
     return;
 
+#ifdef HAVE_RAND_EGD
   /* Get random data from EGD if opt.egd_file was used.  */
   if (opt.egd_file && *opt.egd_file)
     RAND_egd (opt.egd_file);
+#endif
 
   if (RAND_status ())
     return;