void clearerr_unlocked(FILE *stream);
int feof_unlocked(FILE *stream);
int ferror_unlocked(FILE *stream);
-int fileno_unlocked(FILE *stream);
int fflush_unlocked(FILE *stream);
int fgetc_unlocked(FILE *stream);
int fputc_unlocked(int c, FILE *stream);
int fsetpos_unlocked( FILE * stream, const fpos_t * pos ) _PDCLIB_nothrow;
long int ftell_unlocked( FILE * stream ) _PDCLIB_nothrow;
int fseek_unlocked( FILE * stream, long int offset, int whence ) _PDCLIB_nothrow;
+void rewind_unlocked( FILE * stream ) _PDCLIB_nothrow;
int puts_unlocked( const char * s ) _PDCLIB_nothrow;
int ungetc_unlocked( int c, FILE * stream ) _PDCLIB_nothrow;