You can search for identifiers within the package.
in-package search v0.2.0
val header_type : int F.const
val header_type_normal : int F.const
val subsystem_vendor_id : int F.const
val subsystem_id : int F.const
val header_type_cardbus : int F.const
val cb_subsystem_vendor_id : int F.const
val cb_subsystem_id : int F.const