disable loading of extensions by default

sqlite/sqlite.spec

@@ -39,7 +39,7 @@ Class:        BASE
 Group:        Database
 License:      PD
 Version:      %{V_sqlite}
-Release:      20160304
+Release:      20160306
 
 #   package options
 %option       with_debug           no
@@ -50,6 +50,7 @@ Release:      20160304
 %option       with_odbc            no
 %option       with_jdbc            no
 %option       with_regexp          no
+%option       with_dlopen          no
 
 #   list of sources
 Source0:      http://www.sqlite.org/%{V_year}/sqlite-src-%{V_dist}.zip
@@ -146,6 +147,11 @@ PreReq:       java, JAVA-JDK
         --enable-debug \
 %else
         --disable-debug \
+%endif
+%if "%{with_dlopen}" == "yes"
+        --enable-load-extension \
+%else
+        --disable-load-extension \
 %endif
         --disable-tcl \
         --disable-amalgamation \