STREAMS source compatibility notes

I_GETCLTIME compatibility notes

This ioctl returns the close time delay in a long on UnixWare 7 and SCO UnixWare 2.1.X; on SCO OpenServer it is returned in an int.

I_RECVFD source compatibility notes

The uid and gid members of the strrecvfd structure are defined as uid_t and gid_t (that is, long) on UnixWare 7 and SCO UnixWare 2.1.X; on SCO OpenServer they are both defined as an unsigned short.

I_S_RECVFD source compatibility notes

This ioctl command is unsupported on SCO OpenServer without the UnixWare 7 Binary Compatibility Module for SCO OpenServer installed.

I_SETSIG source compatibility notes

For the S_BANDBURG event subcommand, UnixWare 7 and SCO UnixWare 2.1.X return SIGURG, while SCO OpenServer returns SIGUSR1.