-extern int yylex PARAMS ((void));
-extern void lex_push_file PARAMS ((FILE *, const char *));
-extern void lex_redirect PARAMS ((const char *));
-extern void ldlex_script PARAMS ((void));
-extern void ldlex_mri_script PARAMS ((void));
-extern void ldlex_version_script PARAMS ((void));
-extern void ldlex_version_file PARAMS ((void));
-extern void ldlex_defsym PARAMS ((void));
-extern void ldlex_expression PARAMS ((void));
-extern void ldlex_both PARAMS ((void));
-extern void ldlex_command PARAMS ((void));
-extern void ldlex_popstate PARAMS ((void));
+extern int yylex (void);
+extern void lex_push_file (FILE *, const char *);
+extern void lex_redirect (const char *);
+extern void ldlex_script (void);
+extern void ldlex_mri_script (void);
+extern void ldlex_version_script (void);
+extern void ldlex_version_file (void);
+extern void ldlex_defsym (void);
+extern void ldlex_expression (void);
+extern void ldlex_both (void);
+extern void ldlex_command (void);
+extern void ldlex_popstate (void);