-P(sym_lookup, struct symbol *, (const char *name, int flags));
-P(sym_find, struct symbol *, (const char *name));
-P(sym_re_search, struct symbol **, (const char *pattern));
-P(sym_type_name, const char *, (enum symbol_type type));
-P(sym_calc_value, void, (struct symbol *sym));
-P(sym_get_type, enum symbol_type, (struct symbol *sym));
-P(sym_tristate_within_range, bool, (struct symbol *sym, tristate tri));
-P(sym_set_tristate_value, bool, (struct symbol *sym, tristate tri));
-P(sym_toggle_tristate_value, tristate, (struct symbol *sym));
-P(sym_string_valid, bool, (struct symbol *sym, const char *newval));
-P(sym_string_within_range, bool, (struct symbol *sym, const char *str));
-P(sym_set_string_value, bool, (struct symbol *sym, const char *newval));
-P(sym_is_changable, bool, (struct symbol *sym));
-P(sym_get_choice_prop, struct property *, (struct symbol *sym));
-P(sym_get_default_prop, struct property *, (struct symbol *sym));
-P(sym_get_string_value, const char *, (struct symbol *sym));