Include header file : Header Files « Language « C Tutorial






#include <stdio.h>

int main(void)
{
  printf("\nBe careful!!\a");
  return 0;
}
Be careful!!








1.17.Header Files
1.17.1.Include header file
1.17.2.Include the header file for input and output
1.17.3.Headers
1.17.4.Common Headers
1.17.5.Headers Added by C99
1.17.6.Macros in Headers