--- a/src/core/nginx.c
+++ b/src/core/nginx.c
@@ -25,7 +25,7 @@ int ngx_http_init_connection(void *data)
 
 int ngx_max_conn = 512;
 struct sockaddr_in ngx_addr = {0, AF_INET, 0, 0, 0};
-
+int ngx_backlog = 0;
 
 ngx_pool_t   ngx_pool;
 ngx_log_t    ngx_log;
@@ -35,10 +35,12 @@ ngx_server_t ngx_server;
 int main(int argc, char *const *argv)
 {
     char addr_text[22];
-    ngx_socket_t fd;
+    ngx_socket_t s;
     ngx_listen_t ls;
+    int            reuseaddr = 1;
 #if (WIN32)
     WSADATA      wsd;
+    unsigned long  nb = 1;
 #endif
 
 
@@ -61,16 +63,45 @@ int main(int argc, char *const *argv)
                       "WSAStartup failed");
 #endif
 
+    /* for each listening socket */
+    s = socket(AF_INET, SOCK_STREAM, 0);
+    if (s == -1)
+        ngx_log_error(NGX_LOG_EMERG, &(ngx_log), ngx_socket_errno,
+                      "socket failed");
+
+    if (setsockopt(s, SOL_SOCKET, SO_REUSEADDR,
+                   (const void *) &reuseaddr, sizeof(int)) == -1)
+        ngx_log_error(NGX_LOG_EMERG, &(ngx_log), ngx_socket_errno,
+                     "setsockopt (SO_REUSEADDR) failed");
+
+#if (WIN32)
+    if (ioctlsocket(s, FIONBIO, &nb) == -1)
+        ngx_log_error(NGX_LOG_EMERG, &(ngx_log), ngx_socket_errno,
+                     "ioctlsocket (FIONBIO) failed");
+#else
+    if (fcntl(s, F_SETFL, O_NONBLOCK) == -1)
+        ngx_log_error(NGX_LOG_EMERG, &(ngx_log), ngx_socket_errno,
+                     "fcntl (O_NONBLOCK) failed");
+#endif
+
     ngx_snprintf(ngx_cpystrn(addr_text, inet_ntoa(ngx_addr.sin_addr), 16),
                  7, ":%d", ntohs(ngx_addr.sin_port));
-    fd = ngx_listen((struct sockaddr *) &ngx_addr, -1, &ngx_log, addr_text);
+
+    if (bind(s, (struct sockaddr *) &ngx_addr,
+             sizeof(struct sockaddr_in)) == -1)
+        ngx_log_error(NGX_LOG_EMERG, &(ngx_log), ngx_socket_errno,
+                     "bind to %s failed", addr_text);
+
+    if (listen(s, ngx_backlog) == -1)
+        ngx_log_error(NGX_LOG_EMERG, &(ngx_log), ngx_socket_errno,
+                     "listen to %s failed", addr_text);
 
     ngx_server.buff_size = 1024;
     ngx_server.handler = ngx_http_init_connection;
 
     /* daemon */
 
-    ls.fd = fd;
+    ls.fd = s;
     ls.server = &ngx_server;
     ls.log = &ngx_log;