build njs 0.2.0 with nginx 1.12.2 error: 'NGX_HTTP_SUBREQUEST_BACKGROUND' undeclared

[yongzhang]

nginx version: 1.12.2
njs version: 0.2.0

./auto/configure --add-dynamic-module=/nginxmodules/njs/nginx

error:

	/nginxmodules/njs/nginx/ngx_http_js_module.c
/nginxmodules/njs/nginx/ngx_http_js_module.c: In function 'ngx_http_js_subrequest':
/nginxmodules/njs/nginx/ngx_http_js_module.c:1806:13: error: 'NGX_HTTP_SUBREQUEST_BACKGROUND' undeclared (first use in this function)
     flags = NGX_HTTP_SUBREQUEST_BACKGROUND;
             ^
/nginxmodules/njs/nginx/ngx_http_js_module.c:1806:13: note: each undeclared identifier is reported only once for each function it appears in
objs/Makefile:2680: recipe for target 'objs/addon/nginx/ngx_http_js_module.o' failed
make[1]: Leaving directory '/nginxmodules/nginx'
make[1]: *** [objs/addon/nginx/ngx_http_js_module.o] Error 1
Makefile:8: recipe for target 'build' failed
make: *** [build] Error 2

[xeioex]

njs 0.2.0 is incompatible with nginx versions < 1.13.10
For req.subrequest() to work properly this commit http://hg.nginx.org/nginx/rev/20f139e9ffa8 is required

[yongzhang]

@xeioex Thanks, it works by using 0.1.15 instead