Index: include/stdio.h
===================================================================
--- include/stdio.h
+++ include/stdio.h
@@ -189,7 +189,7 @@
 #define	_IOLBF	1		/* setvbuf should set line buffered */
 #define	_IONBF	2		/* setvbuf should set unbuffered */
 
-#define	BUFSIZ	1024		/* size of buffer used by setbuf */
+#define	BUFSIZ	8192		/* size of buffer used by setbuf */
 #define	EOF	(-1)
 
 /*