You can search for identifiers within the package.
in-package search v0.2.0
frama-c-server.core
Package.Derived
val signal : ident -> ident
val getter : ident -> ident
val setter : ident -> ident
val data : ident -> ident
val default : ident -> ident
val fetch : ident -> ident
val reload : ident -> ident
val order : ident -> ident
val decode : ident -> ident