1 2 [1] sem_open 0x........ name drd-sem-open-test oflag 0x........ mode 0600 value 1 3 [2] sem_wait 0x........ value 1 -> 0 4 [2] sem_post 0x........ value 0 -> 1 5 [1] sem_wait 0x........ value 1 -> 0 6 [1] sem_post 0x........ value 0 -> 1 7 [1] sem_close 0x........ value 1 8 9 ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 0 from 0) 10