# MZ_HOST_SYSTEM Host system enumeration. These values correspond to section 4.4.2.2 of the [PKWARE zip app note](zip/appnote.txt). |Name|Code|Description| |-|-|-| |MZ_HOST_SYSTEM_MSDOS|0|MS-DOS| |MZ_HOST_SYSTEM_UNIX|3|UNIX| |MZ_HOST_SYSTEM_WINDOWS_NTFS|10|Windows NTFS| |MZ_HOST_SYSTEM_RISCOS|13|RISC OS| |MZ_HOST_SYSTEM_OSX_DARWIN|19|Darwin| The host system information is available in the _version_madeby_ field in _mz_zip_file_. **Example** ``` mz_zip_file *file_info = NULL; mz_zip_entry_get_info(zip_handle, &file_info); int32_t host_sys = MZ_HOST_SYSTEM(file_info->version_madeby); printf("Host system value: %d\n", host_sys); if (host_sys == MZ_HOST_SYSTEM_MSDOS) { printf("Zip entry attributes are MS-DOS compatible\n"); } ```