diff --git a/src/http/modules/ngx_http_referer_module.c b/src/http/modules/ngx_http_referer_module.c
index d5e8d64..0076e94 100644
--- a/src/http/modules/ngx_http_referer_module.c
+++ b/src/http/modules/ngx_http_referer_module.c
@@ -106,11 +106,6 @@
     ngx_uint_t                 i, key;
     ngx_http_referer_conf_t   *rlcf;
     u_char                     buf[256];
-#if (NGX_PCRE)
-    ngx_int_t                  n;
-    ngx_str_t                  referer;
-    ngx_http_referer_regex_t  *regex;
-#endif
 
     rlcf = ngx_http_get_module_loc_conf(r, ngx_http_referer_module);
 
@@ -173,6 +168,9 @@
 #if (NGX_PCRE)
 
     if (rlcf->regex) {
+        ngx_int_t                  n;
+        ngx_str_t                  referer;
+        ngx_http_referer_regex_t  *regex;
 
         referer.len = len - 7;
         referer.data = ref;
diff --git a/src/http/modules/ngx_http_ssi_filter_module.c b/src/http/modules/ngx_http_ssi_filter_module.c
index ae72ee3..5e17cb5 100644
--- a/src/http/modules/ngx_http_ssi_filter_module.c
+++ b/src/http/modules/ngx_http_ssi_filter_module.c
@@ -2373,11 +2373,6 @@
     ngx_str_t    *expr, left, right;
     ngx_int_t     rc;
     ngx_uint_t    negative, noregex, flags;
-#if (NGX_PCRE)
-    ngx_str_t     err;
-    ngx_regex_t  *regex;
-    u_char        errstr[NGX_MAX_CONF_ERRSTR];
-#endif
 
     if (ctx->command.len == 2) {
         if (ctx->conditional) {
@@ -2511,6 +2506,10 @@
 
     } else {
 #if (NGX_PCRE)
+        ngx_str_t     err;
+        ngx_regex_t  *regex;
+        u_char        errstr[NGX_MAX_CONF_ERRSTR];
+
         err.len = NGX_MAX_CONF_ERRSTR;
         err.data = errstr;
 
diff --git a/src/http/ngx_http.c b/src/http/ngx_http.c
index 59b43d0..e3583a4 100644
--- a/src/http/ngx_http.c
+++ b/src/http/ngx_http.c
@@ -101,9 +101,6 @@
 #if (NGX_PCRE)
     ngx_uint_t                   regex;
 #endif
-#if (NGX_WIN32)
-    ngx_iocp_conf_t             *iocpcf;
-#endif
 
     /* the main http context */
 
@@ -821,10 +818,14 @@
             ls->log.handler = ngx_accept_log_error;
 
 #if (NGX_WIN32)
+            {
+            ngx_iocp_conf_t  *iocpcf;
+
             iocpcf = ngx_event_get_conf(cf->cycle->conf_ctx, ngx_iocp_module);
             if (iocpcf->acceptex_read) {
                 ls->post_accept_buffer_size = cscf->client_header_buffer_size;
             }
+            }
 #endif
 
             ls->backlog = in_addr[a].listen_conf->backlog;
diff --git a/src/http/ngx_http_core_module.c b/src/http/ngx_http_core_module.c
index b882f1c..dbfa91a 100644
--- a/src/http/ngx_http_core_module.c
+++ b/src/http/ngx_http_core_module.c
@@ -1803,10 +1803,6 @@
     ngx_http_conf_ctx_t       *ctx, *pctx;
     ngx_http_core_srv_conf_t  *cscf;
     ngx_http_core_loc_conf_t  *clcf, *pclcf, **clcfp;
-#if (NGX_PCRE)
-    ngx_str_t                  err;
-    u_char                     errstr[NGX_MAX_CONF_ERRSTR];
-#endif
 
     ctx = ngx_pcalloc(cf->pool, sizeof(ngx_http_conf_ctx_t));
     if (ctx == NULL) {
@@ -1861,6 +1857,9 @@
                        && value[1].data[1] == '*'))
         {
 #if (NGX_PCRE)
+            ngx_str_t  err;
+            u_char     errstr[NGX_MAX_CONF_ERRSTR];
+
             err.len = NGX_MAX_CONF_ERRSTR;
             err.data = errstr;
 
@@ -2803,10 +2802,6 @@
     ngx_str_t               *value, name;
     ngx_uint_t               i;
     ngx_http_server_name_t  *sn;
-#if (NGX_PCRE)
-    ngx_str_t                err;
-    u_char                   errstr[NGX_MAX_CONF_ERRSTR];
-#endif
 
     value = cf->args->elts;
 
@@ -2882,6 +2877,10 @@
         }
 
 #if (NGX_PCRE)
+        {
+        ngx_str_t  err;
+        u_char     errstr[NGX_MAX_CONF_ERRSTR];
+
         err.len = NGX_MAX_CONF_ERRSTR;
         err.data = errstr;
 
@@ -2898,7 +2897,7 @@
 
         sn->name.len = value[i].len;
         sn->name.data = value[i].data;
-
+        }
 #else
         ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
                            "the using of the regex \"%V\" "
diff --git a/src/http/ngx_http_request.c b/src/http/ngx_http_request.c
index 3d06f96..51ec46c 100644
--- a/src/http/ngx_http_request.c
+++ b/src/http/ngx_http_request.c
@@ -232,9 +232,6 @@
     ngx_http_core_srv_conf_t   *cscf;
     ngx_http_core_loc_conf_t   *clcf;
     ngx_http_core_main_conf_t  *cmcf;
-#if (NGX_HTTP_SSL)
-    ngx_http_ssl_srv_conf_t    *sscf;
-#endif
 
 #if (NGX_STAT_STUB)
     ngx_atomic_fetch_add(ngx_stat_reading, -1);
@@ -354,6 +351,9 @@
 
 #if (NGX_HTTP_SSL)
 
+    {
+    ngx_http_ssl_srv_conf_t  *sscf;
+
     sscf = ngx_http_get_module_srv_conf(r, ngx_http_ssl_module);
     if (sscf->enable) {
 
@@ -370,6 +370,7 @@
 
         r->main_filter_need_in_memory = 1;
     }
+    }
 
 #endif
 
@@ -1398,11 +1399,7 @@
 static void
 ngx_http_process_request(ngx_http_request_t *r)
 {
-    ngx_connection_t         *c;
-#if (NGX_HTTP_SSL)
-    long                      rc;
-    ngx_http_ssl_srv_conf_t  *sscf;
-#endif
+    ngx_connection_t  *c;
 
     c = r->connection;
 
@@ -1416,6 +1413,9 @@
 #if (NGX_HTTP_SSL)
 
     if (c->ssl) {
+        long                      rc;
+        ngx_http_ssl_srv_conf_t  *sscf;
+
         sscf = ngx_http_get_module_srv_conf(r, ngx_http_ssl_module);
 
         if (sscf->verify) {
@@ -1469,12 +1469,6 @@
 {
     ngx_http_core_loc_conf_t  *clcf;
     ngx_http_core_srv_conf_t  *cscf;
-#if (NGX_PCRE)
-    ngx_int_t                  n;
-    ngx_uint_t                 i;
-    ngx_str_t                  name;
-    ngx_http_server_name_t    *sn;
-#endif
 
     cscf = ngx_hash_find_combined(&r->virtual_names->names, hash, host, len);
 
@@ -1485,6 +1479,10 @@
 #if (NGX_PCRE)
 
     if (r->virtual_names->nregex) {
+        ngx_int_t                n;
+        ngx_uint_t               i;
+        ngx_str_t                name;
+        ngx_http_server_name_t  *sn;
 
         name.len = len;
         name.data = host;