https://perldoc.perl.org/5.8.3/functions/msgrcv
msgrcv - Perldoc Browser
browser
https://perldoc.perl.org/5.14.4/functions/msgrcv
msgrcv - Perldoc Browser
browser
https://perldoc.perl.org/5.40.0/functions/msgrcv
msgrcv - Perldoc Browser
browser
https://manpages.ubuntu.com/manpages/questing/man2/msgop.2.html
Ubuntu Manpage: msgrcv, msgsnd - System V message queue operations
System V message queue operations
message queueubuntumanpagesystemv
https://perldoc.perl.org/5.42.2-RC1/functions/msgrcv
msgrcv - Perldoc Browser
browser
https://manpages.ubuntu.com/manpages/resolute/man2/msgop.2.html
Ubuntu Manpage: msgrcv, msgsnd - System V message queue operations
System V message queue operations
message queueubuntumanpagesystemv
https://cygwin.com/pipermail/cygwin/2004-February/112799.html
Signal handling failed when using msgrcv - CYGWIN 1.5.7
signal handlingfailedusingcygwin