previous: >>108252317
#define __NR_semget 64
#define __NR_semop 65
#define __NR_semctl 66
https://man7.org/linux/man-pages/man2/semget.2.html
https://man7.org/linux/man-pages/man2/semop.2.html
https://man7.org/linux/man-pages/man2/semctl.2.html
tl;dr:
semaphores, but worse!
https://man7.org/linux/man-pages/man7/sem_overview.7.html
to be clear, these syscalls are NOT posix semaphores. but the above link mentions them in the notes, and it should explain a bit more
Comment too long. Click here to view the full text.