1  #include <unistd.h>
2  #include <sys/syscall.h>
3  
4  int main() {
5      const char msg[] = "Hello, World!\n";
6      // Direct syscall: write(1, msg, length)
7      syscall(SYS_write, 1, msg, sizeof(msg) - 1);
8      return 0;
9  }