/* float to float conversion with buffer--useful sometimes
 * ftofbuff < infile > outfile
 */
#include <stdio.h>
#include <fcntl.h>
#include <io.h>
#define BUFFSIZE 512 /* this buffsize requires larger stack,
                             e.g., cl /F5000 ftofbuff.c */

main()
{
    float x[BUFFSIZE];
    int numread, i;
    setmode(fileno(stdin), O_BINARY);
    setmode(fileno(stdout), O_BINARY);

    while (numread = fread((char *)x, sizeof(float), BUFFSIZE, stdin))
           fwrite((char *)x, sizeof(float), numread, stdout);
}