455 #define _IO_feof_unlocked(__fp) (((__fp)->_flags & _IO_EOF_SEEN) != 0)  argument
456 #define _IO_ferror_unlocked(__fp) (((__fp)->_flags & _IO_ERR_SEEN) != 0)  argument
458 extern int _IO_getc (_IO_FILE *__fp);
459 extern int _IO_putc (int __c, _IO_FILE *__fp);
460 extern int _IO_feof (_IO_FILE *__fp) __THROW;
461 extern int _IO_ferror (_IO_FILE *__fp) __THROW;
463 extern int _IO_peekc_locked (_IO_FILE *__fp);
501 extern _IO_wint_t _IO_getwc (_IO_FILE *__fp);
502 extern _IO_wint_t _IO_putwc (wchar_t __wc, _IO_FILE *__fp);
503 extern int _IO_fwide (_IO_FILE *__fp, int __mode) __THROW;
521 #  define _IO_fwide(__fp, __mode) \  argument
525 	 if ((__fp)->_mode == 0)					      \
527 	   (__fp)->_mode = -1;						      \
528 	 __result = (__fp)->_mode;					      \
531        __result = _IO_fwide_maybe_incompatible ? -1 : (__fp)->_mode;	      \
533        __result = _IO_fwide (__fp, __result);				      \