#include <string.h> /* strlen(), strchr(), strcmp() */
#include "../common/readwrite.h" /* try_fgets() */
#include "../common/rexit.h" /* exit_err() */
#include <string.h> /* strlen(), strchr(), strcmp() */
#include "../common/readwrite.h" /* try_fgets() */
#include "../common/rexit.h" /* exit_err() */