add a prototype for test_rv() to avoir a compiler warning: no previous prototype for ‘test_rv’
add a prototype for test_rv() to avoir a compiler warning: no previous
prototype for ‘test_rv’


git-svn-id: f2d781e409b7e36a714fc884bb9b2fc5091ddd28@2503 0ce88b0d-b2fd-0310-8134-9614164e65ea

vicamo/pcsc-lite-android,vicamo/pcsc-lite-android,vicamo/pcsc-lite-android,vicamo/pcsc-lite-android,vicamo/pcsc-lite-android