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#include <stdio.h>
#include <string.h>
#include <sys/utsname.h>
#include "os.h"
int os(void) {
#ifdef __linux__
struct utsname u;
if (uname(&u) == 0) {
size_t length = printf("OS: %s %s %s %s\n", u.sysname, u.release, u.version, u.machine);
printf("line length: %ld\n", length);
} else {
perror("Error while accessing uname");
return 1;
}
#endif
return 0;
}
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