SCM_API SCM scm_flock (SCM file, SCM operation);
SCM_API SCM scm_sethostname (SCM name);
SCM_API SCM scm_gethostname (void);
+SCM_API SCM scm_getaffinity (SCM pid);
+SCM_API SCM scm_setaffinity (SCM pid, SCM cpu_set);
SCM_INTERNAL void scm_init_posix (void);
SCM_INTERNAL scm_i_pthread_mutex_t scm_i_locale_mutex;