Tests: adjusted todo_alerts() in js_subrequest.t.

js_subrequests.t

diff --git a/js_subrequests.t b/js_subrequests.t
index 651cfce..c589a8d 100644
--- a/js_subrequests.t
+++ b/js_subrequests.t
@@ -478,11 +478,14 @@
 is(get_json('/sr_body_special'), '{"e":"msg"}', 'sr_body_special');
 is(get_json('/sr_in_variable_handler'), '["CB-VAR"]', 'sr_in_variable_handler');
 
-$t->todo_alerts() if $t->read_file('nginx.conf') =~ /aio (on|threads)/;
+$t->todo_alerts() if $t->read_file('nginx.conf') =~ /aio (on|threads)/
+	and !$t->has_version('1.17.9');
 
 TODO: {
-local $TODO = 'header already sent' if $t->read_file('nginx.conf') =~ /aio on/;
-local $TODO = 'open socket left' if $t->read_file('nginx.conf') =~ /aio thread/;
+local $TODO = 'header already sent' if $t->read_file('nginx.conf') =~ /aio on/
+	and !$t->has_version('1.17.9');
+local $TODO = 'open socket left' if $t->read_file('nginx.conf') =~ /aio thread/
+	and !$t->has_version('1.17.9');
 
 is(get_json('/sr_file'), '["SEE-THIS"]', 'sr_file');