1--- main.c.orig 2026-02-12 17:45:38 UTC 2+++ main.c 3@@ -21,6 +21,8 @@ 4 * 675 Mass Ave, Cambridge, MA 02139, USA. 5 */ 6 7+#include <ctype.h> 8+#include <string.h> 9 #include <unistd.h> 10 #include "timers.h" 11 #include "bb.h" 12 13