+void close_files PARAMS((void));
+
+void compute_output_file_names PARAMS((void));
+void output_files PARAMS((void));
+
+FILE *xfopen PARAMS ((const char *name, const char *mode));
+int xfclose PARAMS ((FILE *ptr));
+
+const char *skeleton_find PARAMS ((const char *envvar,
+ const char *skeleton_name));
+
+int strsuffix PARAMS ((const char *string, const char *suffix));