add epoll/poll/select sendmsg/recvmsg transmit fd

zhangmeng

2023-07-27 157b3411dd123694ca29dd80fe9ecc683958ccab

1
/usr/bin/cc -fPIC   -shared -Wl,-soname,libmemfd_shm.so -o libmemfd_shm.so CMakeFiles/memfd_shm.dir/epollfd_shm.c.o CMakeFiles/memfd_shm.dir/memfd_shm.c.o CMakeFiles/memfd_shm.dir/transfd_shm.c.o