Robert P. Day removed 8 gazillion occurrences of "extern" on function

definitions.  (That should only be on prototypes.)

coreutils/mkdir.c

@@ -40,7 +40,7 @@ static const struct option mkdir_long_options[] = {
 	{ 0, 0, 0, 0 }
 };
 
-extern int mkdir_main (int argc, char **argv)
+int mkdir_main (int argc, char **argv)
 {
 	mode_t mode = (mode_t)(-1);
 	int status = EXIT_SUCCESS;