c

#include <sys/syscall.h>

long syscall(long number, ...);

int my_exit(int code){
    syscall(SYS_exit, code);
}

int read(int fd, char* data, int size) {
    return syscall(SYS_read, fd, data, size);
}

int write(int fd, const char* data, int size) {
    return syscall(SYS_write, fd, data, size);
}

void _start() {
    char buffer[131072];
    int readed = 0;
    readed = read(0, buffer, sizeof(buffer) - 1);
    write(1, buffer, readed);
    my_exit(0);
}