zip_unchange - undo changes to file in zip archive
#include <zip.h> int zip_unchange(zip_t *archive, zip_uint64_t index);
ZIP_UNCHANGE(3)          BSD Library Functions Manual          ZIP_UNCHANGE(3)
NAME
     zip_unchange -- undo changes to file in zip archive
LIBRARY
     libzip (-lzip)
SYNOPSIS
     #include <zip.h>
     int
     zip_unchange(zip_t *archive, zip_uint64_t index);
DESCRIPTION
     Changes to the file at position index are reverted.
RETURN VALUES
     Upon successful completion 0 is returned.  Otherwise, -1 is returned and
     the error code in archive is set to indicate the error.
ERRORS
     zip_unchange() fails if:
     [ZIP_ER_EXISTS]    Unchanging the name would result in a duplicate name
                        in the archive.
     [ZIP_ER_INVAL]     index is not a valid file index in zip.
ATTRIBUTES
     See attributes(7) for descriptions of the following attributes:
     +---------------+------------------+
     |ATTRIBUTE TYPE | ATTRIBUTE VALUE  |
     +---------------+------------------+
     |Availability   | compress/libzip  |
     +---------------+------------------+
     |Stability      | Volatile         |
     +---------------+------------------+
SEE ALSO
     libzip(3), zip_unchange_all(3), zip_unchange_archive(3)
HISTORY
     zip_unchange() was added in libzip 0.6.  In libzip 0.10 the type of index
     was changed from int to zip_uint64_t.
AUTHORS
     Dieter Baron <dillo@nih.at> and Thomas Klausner <tk@giga.or.at>
NOTES
     Source code for open source software components in Oracle Solaris can be
     found at https://www.oracle.com/downloads/opensource/solaris-source-code-
     downloads.html.
     This software was built from source available at https://github.com/ora-
     cle/solaris-userland.  The original community source was downloaded from
     https://libzip.org/download/libzip-1.7.3.tar.gz.
     Further information about this software can be found on the open source
     community website at https://libzip.org/.
BSD                            December 18, 2017                           BSD