int env_init(void);
-char *getenv(const char *name);
+char *getenv(const MEMX char *name);
+unsigned long getenv_ulong(const MEMX char *name, int base, unsigned long default_val);
+int setenv_ulong(const MEMX char *varname, unsigned long value);
+int setenv_hex(const MEMX char *varname, unsigned long value);
+
+#if defined(CONFIG_AUTO_COMPLETE)
int env_complete(char *var, int maxv, char *cmdv[], int maxsz, char *buf);
+#endif
#endif /* ENV_H */