Implement program `lsipc`

[sylvestre]

       lsipc - show information on IPC facilities currently employed in the system

example on my system:

RESOURCE DESCRIPTION                                              LIMIT  USED  USE%
MSGMNI   Number of message queues                                 32000     0 0.00%
MSGMAX   Max size of message (bytes)                                 8K     -     -
MSGMNB   Default max size of queue (bytes)                          16K     -     -
SHMMNI   Shared memory segments                                    4096     3 0.07%
SHMALL   Shared memory pages                       18446744073692774399 16576 0.00%
SHMMAX   Max size of shared memory segment (bytes)                  16E     -     -
SHMMIN   Min size of shared memory segment (bytes)                   1B     -     -
SEMMNI   Number of semaphore identifiers                          32000     0 0.00%
SEMMNS   Total number of semaphores                          1024000000     0 0.00%
SEMMSL   Max semaphores per semaphore set.                        32000     -     -
SEMOPM   Max number of operations per semop(2)                      500     -     -
SEMVMX   Semaphore max value                                      32767     -     -