==========Standard C I/O==========

These functions provide an alternative to the [[io/|C++ stream-based IO classes]].  

|[[clearerr]]|clears errors|
|[[fclose]]|close a file|
|[[feof]]|true if at the end-of-file|
|[[ferror]]|checks for a file error|
|[[fflush]]|writes the contents of the output buffer|
|[[fgetc]]|get a character from a stream|
|[[fgetpos]]|get the file position indicator|
|[[fgets]]|get a string of characters from a stream|
|[[fopen]]|open a file|
|[[fprintf]]|print formatted output to a file|
|[[fputc]]|write a character to a file|
|[[fputs]]|write a string to a file|
|[[fread]]|read from a file|
|[[freopen]]|open an existing stream with a different name|
|[[fscanf]]|read formatted input from a file|
|[[fseek]]|move to a specific location in a file|
|[[fsetpos]]|move to a specific location in a file|
|[[ftell]]|returns the current file position indicator|
|[[fwrite]]|write to a file|
|[[getc]]|read a character from a file|
|[[getchar]]|read a character from stdin|
|[[gets]]|read a string from stdin|
|[[perror]]|displays a string version of the current error to stderr|
|[[printf]]|write formatted output to stdout|
|[[putc]]|write a character to a stream|
|[[putchar]]|write a character to stdout|
|[[puts]]|write a string to stdout|
|[[remove]]|erase a file|
|[[rename]]|rename a file|
|[[rewind]]|move the file position indicator to the beginning of a file|
|[[scanf]]|read formatted input from stdin|
|[[setbuf]]|set the buffer for a specific stream|
|[[setvbuf]]|set the buffer and size for a specific stream|
|[[snprintf]]|write formated output to a buffer (with bound checking)|
|[[sprintf]]|write formatted output to a buffer|
|[[sscanf]]|read formatted input from a buffer|
|[[tmpfile]]|return a pointer to a temporary file|
|[[tmpnam]]|return a unique filename|
|[[ungetc]]|puts a character back into a stream|
|[[vprintf_vfprintf_vsprintf|vprintf, vfprintf, and vsprintf]]|write formatted output with variable argument lists|
|[[vscanf_vfscanf_vsscanf|vscanf, vfscanf, and vsscanf]]|gets formatted input from stdin with variable argument lists|