\f
-SCM_API SCM scm_m_generalized_set_x (SCM xorig, SCM env);
SCM_API SCM scm_defined_p (SCM sym, SCM env);
SCM_API SCM scm_self_evaluating_p (SCM obj);
SCM_API void scm_init_evalext (void);
#if (SCM_ENABLE_DEPRECATED == 1)
#define scm_definedp scm_defined_p
-SCM_API SCM scm_m_undefine (SCM x, SCM env);
#endif