[glib-openssl] bio: do not return a const BIO_METHOD on old openssl

[Ignacio Casal Quinteiro <icq src gnome org>]

commit 4ab84d36563d3c1a88e2e126737c841f15d8fe62
Author: Ignacio Casal Quinteiro <icq gnome org>
Date:   Wed Mar 8 10:52:45 2017 +0100

    bio: do not return a const BIO_METHOD on old openssl

 tls/openssl/gtlsbio.c |   10 +++++++---
 1 files changed, 7 insertions(+), 3 deletions(-)
---
diff --git a/tls/openssl/gtlsbio.c b/tls/openssl/gtlsbio.c
index fadbdef..1de1515 100644
--- a/tls/openssl/gtlsbio.c
+++ b/tls/openssl/gtlsbio.c
@@ -250,12 +250,16 @@ static BIO_METHOD methods_gtls = {
 static BIO_METHOD *methods_gtls = NULL;
 #endif
 
-static const BIO_METHOD *
+#if OPENSSL_VERSION_NUMBER < 0x10100000L
+static BIO_METHOD *
 BIO_s_gtls (void)
 {
-#if OPENSSL_VERSION_NUMBER < 0x10100000L
   return &methods_gtls;
+}
 #else
+static const BIO_METHOD *
+BIO_s_gtls (void)
+{
   if (methods_gtls == NULL)
     {
       methods_gtls = BIO_meth_new (BIO_TYPE_SOURCE_SINK | BIO_get_new_index (), "gtls");
@@ -270,8 +274,8 @@ BIO_s_gtls (void)
         return NULL;
     }
   return methods_gtls;
-#endif
 }
+#endif
 
 BIO *
 g_tls_bio_new (GIOStream *io_stream)