/in/foo.c: In function 'main':
/in/foo.c:12:3: warning: implicit declaration of function 'printf_s' [-Wimplicit-function-declaration]
   printf_s("Yes");
   ^~~~~~~~
/tmp/ccw5Bp8S.o: In function `main':
foo.c:(.text.startup+0x60): undefined reference to `printf_s'
foo.c:(.text.startup+0x75): undefined reference to `printf_s'
collect2: error: ld returned 1 exit status