ngx_http_proxy_host_variable  145 src/http/modules/ngx_http_proxy_module.c static ngx_int_t ngx_http_proxy_host_variable(ngx_http_request_t *r,
ngx_http_proxy_host_variable  787 src/http/modules/ngx_http_proxy_module.c     { ngx_string("proxy_host"), NULL, ngx_http_proxy_host_variable, 0,