-extern int legitimate_address_p PARAMS ((enum machine_mode, rtx));
-extern void notice_update_cc_on_set PARAMS ((rtx, rtx));
-extern void output_addr_const_pdp11 PARAMS ((FILE *, rtx));
-extern const char *output_move_double PARAMS ((rtx *));
-extern const char *output_move_quad PARAMS ((rtx *));
-extern const char *output_block_move PARAMS ((rtx *));
-extern void print_operand_address PARAMS ((FILE *, rtx));
-extern int register_move_cost PARAMS ((enum reg_class, enum reg_class));
-extern int comparison_operator_index PARAMS ((rtx));
+extern int legitimate_address_p (enum machine_mode, rtx);
+extern void notice_update_cc_on_set (rtx, rtx);
+extern void output_addr_const_pdp11 (FILE *, rtx);
+extern const char *output_move_double (rtx *);
+extern const char *output_move_quad (rtx *);
+extern const char *output_block_move (rtx *);
+extern void print_operand_address (FILE *, rtx);
+extern int register_move_cost (enum reg_class, enum reg_class);
+extern int comparison_operator_index (rtx);