<barrelfish/lmp_chan.h>: explicit cast back to enum type after bitwise operation.
<barrelfish/lmp_chan.h>: explicit cast back to enum type after bitwise operation.

Resolves this error when compiling from C++:
    error: invalid conversion from 'int' to 'lmp_send_flags_t {aka lmp_send_flag}' [-fpermissive]

mslovy/barrelfish,utsav2601/cmpe295A,BarrelfishOS/barrelfish,mslovy/barrelfish,linusyang/barrelfish,kishoredbn/barrelfish,8l/barrelfish,mslovy/barrelfish,BarrelfishOS/barrelfish,utsav2601/cmpe295A,linusyang/barrelfish,mslovy/barrelfish,utsav2601/cmpe295A,linusyang/barrelfish,8l/barrelfish,kishoredbn/barrelfish,8l/barrelfish,utsav2601/cmpe295A,BarrelfishOS/barrelfish,8l/barrelfish,utsav2601/cmpe295A,BarrelfishOS/barrelfish,mslovy/barrelfish,BarrelfishOS/barrelfish,kishoredbn/barrelfish,linusyang/barrelfish,BarrelfishOS/barrelfish,kishoredbn/barrelfish,8l/barrelfish,kishoredbn/barrelfish,BarrelfishOS/barrelfish,BarrelfishOS/barrelfish,8l/barrelfish,linusyang/barrelfish,BarrelfishOS/barrelfish,kishoredbn/barrelfish,utsav2601/cmpe295A,mslovy/barrelfish