foo.c: In function 'main':
foo.c:12:9: warning: implicit declaration of function 'scanf_s'; did you mean 'scanf'? [-Wimplicit-function-declaration]
   12 |         scanf_s("%d", &i);
      |         ^~~~~~~
      |         scanf
foo.c:11:13: warning: unused variable 'n' [-Wunused-variable]
   11 |         int n,i;
      |             ^
/nix/store/dpxy5cr7cm0nch0qvq2qygs9jwnmhiy5-binutils-2.38/bin/ld: /tmp/ccQ4tUKf.o: in function `main':
foo.c:(.text.startup+0x13): undefined reference to `scanf_s'
collect2: error: ld returned 1 exit status

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