add_menu_item
add_menu_item(menu, SGI_COMP_NONE, B_TRANSLATE("None"),
add_menu_item(menu, SGI_COMP_RLE, B_TRANSLATE("RLE"), currentCompression);
add_menu_item(menu, COMPRESSION_NONE, B_TRANSLATE("None"),
add_menu_item(menu, COMPRESSION_PACKBITS, B_TRANSLATE("RLE (Packbits)"),
add_menu_item(menu, COMPRESSION_DEFLATE, B_TRANSLATE("ZIP (Deflate)"),
add_menu_item(menu, COMPRESSION_LZW, B_TRANSLATE("LZW"),