extern char *infile;
-void compute_output_file_names PARAMS((void));
+void compute_output_file_names (void);
-FILE *xfopen PARAMS ((const char *name, const char *mode));
-int xfclose PARAMS ((FILE *ptr));
+FILE *xfopen (const char *name, const char *mode);
+void xfclose (FILE *ptr);
/* Is SUFFIX ending STRING? */
int strsuffix (const char* string, const char* suffix);