=over =item msgget KEY,FLAGS X<msgget> Calls the System V IPC function L<msgget(2)>. Returns the message queue id, or L<C<undef>|/undef EXPR> on error. See also L<perlipc/"SysV IPC"> and the documentation for L<C<IPC::SysV>|IPC::SysV> and L<C<IPC::Msg>|IPC::Msg>. Portability issues: L<perlport/msgget>. =back