*: use ESC define instead of "\033"; use ESC[m instead of ESC[0m

   text	   data	    bss	    dec	    hex	filename
 922535	    481	   6832	 929848	  e3038	busybox_old
 922534	    481	   6832	 929847	  e3037	busybox_unstripped

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
diff --git a/console-tools/clear.c b/console-tools/clear.c
index 3cc1625..09ef1ea 100644
--- a/console-tools/clear.c
+++ b/console-tools/clear.c
@@ -23,9 +23,11 @@
 
 #include "libbb.h"
 
+#define ESC "\033"
+
 int clear_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
 int clear_main(int argc UNUSED_PARAM, char **argv UNUSED_PARAM)
 {
 	/* home; clear to the end of screen */
-	return full_write1_str("\033[H""\033[J") != 6;
+	return full_write1_str(ESC"[H" ESC"[J") != 6;
 }