pub unsafe extern "C" fn SteamAPI_ISteamInventory_AddPromoItem(
self_: *mut ISteamInventory,
pResultHandle: *mut SteamInventoryResult_t,
itemDef: SteamItemDef_t
) -> bool
pub unsafe extern "C" fn SteamAPI_ISteamInventory_AddPromoItem(
self_: *mut ISteamInventory,
pResultHandle: *mut SteamInventoryResult_t,
itemDef: SteamItemDef_t
) -> bool