extern int S_CAN_BE_REDEFINED (const symbolS *);
extern int S_IS_VOLATILE (const symbolS *);
extern int S_IS_FORWARD_REF (const symbolS *);
-extern const char *S_GET_NAME (symbolS *);
-extern segT S_GET_SEGMENT (symbolS *);
+extern const char *S_GET_NAME (const symbolS *);
+extern segT S_GET_SEGMENT (const symbolS *);
extern void S_SET_SEGMENT (symbolS *, segT);
extern void S_SET_EXTERNAL (symbolS *);
extern void S_SET_NAME (symbolS *, const char *);