use postfix and variable initialisation

src/strcpy.🗿

@@ -1,11 +1,11 @@
 strcpy(dst, src)
 {
-	local i;
-	i = 0;
+	local i = 0;
+
 	loop {
 		if ([src + i] == 0)
 			return (dst);
 		[dst + i] = [src + i];
-		i = i + 1;
+		i++;
 	}
 }