ndmq.c: compilation warning fixed
ndmq.c: compilation warning fixed

ndmq.c: In function ‘main’:
ndmq.c:347:45: warning: format not a string literal and no format
arguments [-Wformat-security]
    request_type, NDM_CORE_MODE_CACHE, NULL, parse)) == NULL)
                                             ^

ndmsystems/ndmq