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| #include <stdio.h> | |
| #include <sysexits.h> | |
| #include <string.h> | |
| #include <stdlib.h> | |
| #define EX_SUCCESS 0 | |
| #define str1_is_less_than_str2 (strcmp("bf", file_extension) < 0) | |
| #define str2_is_less_than_str1 (strcmp("bf", file_extension) > 0) |