Block I/0
-----------------------
fread
fwrite
Operations via Filename
-----------------------
remove
rename
Temporary Files
-----------------------
tmpfile
tmpnam
File Access Functions
-----------------------
fopen
freopen
fclose
fflush
setbuf
setvbuf
File Positioning
-----------------------
fgetpos
fsetpos
fseek
ftell
rewind
Error Handling
-----------------------
clearerr
feof
ferror