fusl/arch/powerpc/bits/sem.h

struct semid_ds {
  struct ipc_perm sem_perm;
  int __unused1;
  time_t sem_otime;
  int __unused2;
  time_t sem_ctime;
  unsigned short __sem_nsems_pad, sem_nsems;
  long __unused3;
  long __unused4;
};