Initializing help system before first use

# Input and output

dispmsg | Display an error message.
fclose | Close the current input, output or error stream.
fcopy | Copy a file.
feof | Check if the current input stream is at the end of the file.
fflush | Flush the current output stream.
fgetid | Get the stream number of the current input, output or stream.
fgetinfo | Retrieve information about current input, output or error stream.
fgets, fgetsl | Read a text string from the current input stream.
fmove | Move (rename) a file.
fopen | Open a file and select it as the current input/output/error stream.
fread | Read a block of data from the current input stream.
fremove | Remove (delete) a file.
fselect | Select a stream to be the current input, output or error stream.
fsize | Get the size of a file.
fskip | Skip a block of data from the current input stream.
fwrite | Write a block of data to the current output stream.
getstreambuf | Get the data currently held in an IO buffer.
printf | Send a message to the current output stream.
setioerrmsg | Set an error message for an IO driver operation.

Covered Topics

- dispmsg
- fclose
- fcopy
- feof
- fflush
- fgetid
- fgetinfo
- fgets, fgetsl
- fmove
- fopen
- fread
- fremove
- fselect
- fsize
- fskip
- fwrite
- getstreambuf
- printf
- setioerrmsg

Parent Topic Functions of the Native Interface

© 2001-2026 Fair Isaac Corporation. All rights reserved. This documentation is the property of Fair Isaac Corporation (“FICO”). Receipt or possession of this documentation does not convey rights to disclose, reproduce, make derivative works, use, or allow others to use it except solely for internal evaluation purposes to determine whether to purchase a license to the software described in this documentation, or as otherwise set forth in a written software license agreement between you and FICO (or a FICO affiliate). Use of this documentation and the software described in it must conform strictly to the foregoing permitted uses, and no other use is permitted.