Execute external command which does not need standard input/output.
In this sample, execute touch command on Linux to create a file "panda.txt", by system function of c lang.

#include <stdlib.h>

int main(void) {
  system("touch panda.txt");

  // Please write error handling as needed

  return 0;
}

      

$ ls
command.c
$ gcc command.c -o command
$ ls
command  command.c
$ ./command
$ ls
command  command.c  panda.txt