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#include <utmp.h> void setutent( void );
libc
Use the -l c option to qcc to link against this library. This library is usually included automatically.
The setutent() function resets the input stream to the beginning of the file specified in _PATH_UTMP. Do this before each search for a new entry if you want the entire file to be examined.
Safety: | |
---|---|
Cancellation point | Yes |
Interrupt handler | No |
Signal handler | Yes |
Thread | Yes |