#ifndef NULL
#error NULL not defined
#endif
#ifndef _IOFBF
#error _IOFBF not defined
#endif
#ifndef _IOLBF
#error _IOLBF not defined
#endif
#ifndef _IONBF
#error _IONBF not defined
#endif
#ifndef BUFSIZ
#error BUFSIZ not defined
#endif
#ifndef EOF
#error EOF not defined
#endif
#ifndef FILENAME_MAX
#error FILENAME_MAX not defined
#endif
#ifndef FOPEN_MAX
#error FOPEN_MAX not defined
#endif
#ifndef L_tmpnam
#error L_tmpnam not defined
#endif
#ifndef SEEK_CUR
#error SEEK_CUR not defined
#endif
#ifndef SEEK_END
#error SEEK_END not defined
#endif
#ifndef SEEK_SET
#error SEEK_SET not defined
#endif
#ifndef TMP_MAX
#error TMP_MAX not defined
#endif