diff --git a/nginx/modsecurity/config b/nginx/modsecurity/config
index a77538ba..f0bf507a 100644
--- a/nginx/modsecurity/config
+++ b/nginx/modsecurity/config
@@ -1,7 +1,79 @@
+#!/bin/sh
+
+dependencies='apr-1 apr-util-1 libxml-2.0'
+
+if [ ! -e "$ngx_addon_dir/../../standalone/.libs/standalone.a" ]
+then
+  echo "Aborting. ModSecurity must be compiled with \
+--enable-standalone-module option prior to the Nginx compilation."
+  exit 1
+fi
+
+echo -n "Checking for Apache headers using apx2... "
+apache_include_dir=`apxs2 -q INCLUDEDIR 2> /dev/null`
+RETVAL=$?
+if [ $RETVAL -eq 0 ]
+then
+  CORE_INCS="$CORE_INCS $apache_include_dir"
+  echo "Ok"
+else
+  echo "FAIL"
+  echo "Aborting. Apache apx2 is not installed or fails to point\
+Apache headers."
+  exit 1;
+fi
+
+missing=""
+for element in $dependencies;
+do
+  echo -n "Checking for $element... ";
+
+  cflags=`pkg-config --cflags-only-I $element 2> /dev/null | sed -s 's/-I//'`
+  libs=`pkg-config --libs $element 2> /dev/null`
+  RETVAL=$?
+
+  if [ $RETVAL -eq 0 ]
+  then
+    CORE_INCS="$CORE_INCS $cflags"
+    CORE_LIBS="$CORE_LIBS $libs"
+    echo "Ok"
+  else
+    echo "FAIL"
+    missing="$missing $element"
+  fi
+done
+
+if [ ! -z $missing ]
+then
+  echo "Aborting. Following dependencies are missing: $missing"
+  exit 1
+fi
+
+if [ $USE_PCRE = DISABLED ]
+then
+  echo "Aborting. PCRE support must be enabled on Nginx compilation"
+  exit 1
+fi
+
 ngx_addon_name=ngx_http_modsecurity
+
 CORE_MODULES="$CORE_MODULES ngx_pool_context_module"
+
 HTTP_AUX_FILTER_MODULES="ngx_http_modsecurity $HTTP_AUX_FILTER_MODULES"
-NGX_ADDON_SRCS="$NGX_ADDON_SRCS $ngx_addon_dir/ngx_http_modsecurity.c $ngx_addon_dir/apr_bucket_nginx.c $ngx_addon_dir/ngx_pool_context.c"
-NGX_ADDON_DEPS="$NGX_ADDON_DEPS $ngx_addon_dir/apr_bucket_nginx.h $ngx_addon_dir/ngx_pool_context.h"
-CORE_LIBS="$CORE_LIBS $ngx_addon_dir/../../standalone/.libs/standalone.a -L/usr/local/apr/lib -lapr-1  -L/usr/local/apr/lib -laprutil-1 -lpcre -lxml2 -lz -lm -ldl  "
-CORE_INCS="$CORE_INCS $ngx_addon_dir $ngx_addon_dir/../../standalone $ngx_addon_dir/../../apache2 /usr/include/libxml2  /usr/local/apache2/include /usr/local/apr/include/apr-1 /usr/local/apr/include/apr-1"
+
+NGX_ADDON_SRCS="$NGX_ADDON_SRCS \
+		$ngx_addon_dir/ngx_http_modsecurity.c \
+		$ngx_addon_dir/apr_bucket_nginx.c \
+		$ngx_addon_dir/ngx_pool_context.c"
+
+NGX_ADDON_DEPS="$NGX_ADDON_DEPS \
+		$ngx_addon_dir/apr_bucket_nginx.h \
+		$ngx_addon_dir/ngx_pool_context.h"
+
+CORE_LIBS="$ngx_addon_dir/../../standalone/.libs/standalone.a $CORE_LIBS"
+
+CORE_INCS="$CORE_INCS \
+	$ngx_addon_dir \
+	$ngx_addon_dir/../../standalone \
+	$ngx_addon_dir/../../apache2"
+