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.TH TERMKEY_GET_BUFFER_REMAINING 3
.SH NAME
termkey_get_buffer_remaining \- returns the free buffer space
.SH SYNOPSIS
.nf
.B #include <termkey.h>
.sp
.BI "size_t termkey_get_buffer_remaining(TermKey *" tk ");
.fi
.sp
Link with \fI-ltermkey\fP.
.SH DESCRIPTION
A termkey instance contains a buffer of pending bytes that have been read by \fBtermkey_advisereadable\fP(3) or provided by \fBtermkey_push_bytes\fP(3) but not yet consumed by \fBtermkey_getkey\fP(3). \fBtermkey_get_buffer_remaining\fP() returns the number of bytes of buffer space currently free in the termkey instance.
.PP
.SH "RETURN VALUE"
\fBtermkey_get_buffer_remaining\fP() returns a size in bytes.
.SH "SEE ALSO"
.BR termkey_new (3),
.BR termkey_push_bytes (3),
.BR termkey_advisereadable (3),
.BR termkey_getkey (3)
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