Avoid compiler warning about uninitialized value
Avoid compiler warning about uninitialized value

The `verbose` value here will never be used uninitialized because the
branches in which it would not be set lead us to call exit().  But
gcc-4.8 currently can't see that.

cuijinquan/libsrtp,yarrcc/libsrtp-ios,ksophocleous/libsrtp,yarrcc/libsrtp-ios,persmule/libsrtp,cuijinquan/libsrtp,cuijinquan/libsrtp,persmule/libsrtp,ksophocleous/libsrtp,yarrcc/libsrtp-ios,persmule/libsrtp