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.TH ZLOAD 3 libzahl
.SH NAME
zload - Unmarshal a big integer from a buffer
.SH SYNOPSIS
.nf
#include <zahl.h>
size_t zload(z_t \fIa\fP, const void *\fIbuf\fP);
.fi
.SH DESCRIPTION
.B zload
unmarshals a big integer from
.I buf
into
.IR a .
The big integer should have be saved using
.BR zsave (3),
with the same version of libzahl
and on the processor architecture.
.P
.I a
must have been initialized with
.BR zinit (3).
.SH RETURN VALUE
The number of bytes read from
.IR buf .
On failure, 0 is returned.
.SH ERRORS
This function may failure for any reason specified for
.BR realloc (3).
.SH SEE ALSO
.BR zinit (3),
.BR zsave (3),
.BR zsets (3)
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