stdio.h#
- clearerr
- fclose
- fdopen
- feof
- ferror
- fflush
- fgetc
- fgets
- fileno
- fopen
- fprintf
- fputc
- fputs
- fread
- freopen
- fscanf
- fseek
- ftell
- fwrite
- getc
- getc_unlocked
- getchar
- getline
- gets
- pclose
- perror
- popen
- printf
- putc
- putchar
- putchar_unlocked
- puts
- remove
- rename
- rewind
- scanf
- setbuf
- setvbuf
- sprintf
- sscanf
- tmpfile
- tmpnam
- ungetc
- vprintf
- vscanf