go/src/cmd/compile/internal/typecheck/export.go

// importfunc declares symbol s as an imported function with type t.
func importfunc(s *types.Sym, t *types.Type) {}

// importvar declares symbol s as an imported variable with type t.
func importvar(s *types.Sym, t *types.Type) {}

func importsym(name *ir.Name) {}