846_____________________________________________ 14

 setvbuf      
 .      buf = NULL 
         nialloc
    size.     
   .    
  UINT_MAX,    limits.h.

 type    :

_IOFBF    .    ,  -
     .    -
     ,   
 

_IOLBF   .    ,  

 ,     ,   .
        
,       

_IONBF  /.    buf  size -


    setvbuf  0.

,     fopen  f reopen, -
   fclose.      -
  .       -
 setbuf  setvbuf   buf   NULL,    
 .

 tmpfile        
(w+b)          FILE.  -
  NULL.       
  ,       -
   .

        FILE   
  12   12.9.2.

14.12.3    , 
 

    .

	 / 	
close	int close(int handle)    handle	io.h
creat	int creat(const char *path, int mode)        mode;    -1	io.h, sys\stat.h
creatnew	int creatnew(const char *path, int attrib) rtlcreat,   ,   	io.h, dos.h