everest% cc fwrite2.c
everest% 

everest% a.out
sizeof(int) = 4
sizeof(short) = 2
sizeof(float) = 4
1 item(s) were written to the output file
everest% 

everest% od -d binary
0000000 00000 00001 00056 51056 16973 16384
0000014
everest%