* set ctx->supported_features.security_descriptors if supported. */
int (*set_security_descriptor)
(const tchar *path, const u8 *desc, size_t desc_size,
* set ctx->supported_features.security_descriptors if supported. */
int (*set_security_descriptor)
(const tchar *path, const u8 *desc, size_t desc_size,
/* OPTIONAL: Set wimlib-specific UNIX data. In start_extract(), set
* ctx->supported_features.unix_data if supported. */
/* OPTIONAL: Set wimlib-specific UNIX data. In start_extract(), set
* ctx->supported_features.unix_data if supported. */