[glib-openssl] Fix build

[Ignacio Casal Quinteiro <icq src gnome org>]

commit 650a5fafd18a29c20e7482ca8bd6a27b2114b54f
Author: Ignacio Casal Quinteiro <qignacio amazon com>
Date:   Thu Apr 25 12:05:50 2019 +0200

    Fix build

 tls/openssl/meson.build | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/tls/openssl/meson.build b/tls/openssl/meson.build
index 24caa85..aba234a 100644
--- a/tls/openssl/meson.build
+++ b/tls/openssl/meson.build
@@ -25,7 +25,7 @@ tlsopenssl_dep = declare_dependency(link_with: tlsopenssl,
 name_suffix = []
 
 # FIXME: workaround for https://gitlab.gnome.org/GNOME/glib/issues/1413
-if host_system == 'darwin'
+if host_machine.system() == 'darwin'
   name_suffix = 'so'
 endif