void * FindShm(char * shm_name, off_t shm_size);
/* Function RemoveShm: remove a POSIX shared memory */
int RemoveShm(char * shm_name);
void * FindShm(char * shm_name, off_t shm_size);
/* Function RemoveShm: remove a POSIX shared memory */
int RemoveShm(char * shm_name);