File arts-remove-libio.patch of Package arts

diff -Naru arts-1.5.10_orig/artsc/stdioemu.c arts-1.5.10/artsc/stdioemu.c
--- arts-1.5.10_orig/artsc/stdioemu.c	2005-09-10 17:13:34.000000000 +0900
+++ arts-1.5.10/artsc/stdioemu.c	2019-07-23 11:16:17.998268067 +0900
@@ -36,7 +36,6 @@
 #endif
 
 #include <stdio.h>
-#include <libio.h>
 
 struct fd_cookie {
 	int fd;