#include <stdio.h>
#include <string.h>
#include <errno.h>
+#include <stdlib.h>
int cmp_main(int argc, char **argv)
{
else
printf("%s %s differ: char %d, line %d\n", filename1, filename2,
char_pos, line_pos);
- return 1;
+ return EXIT_FAILURE;
}
char_pos++;
if (c1 == '\n')