Gets the entity tag for a given #GFileInfo. See G_FILE_ATTRIBUTE_ETAG_VALUE.
It is an error to call this if the #GFileInfo does not contain G_FILE_ATTRIBUTE_ETAG_VALUE.
a string containing the value of the "etag:value" attribute.
Gets the entity tag for a given #GFileInfo. See G_FILE_ATTRIBUTE_ETAG_VALUE.
It is an error to call this if the #GFileInfo does not contain G_FILE_ATTRIBUTE_ETAG_VALUE.