You can search for identifiers within the package.
in-package search v0.2.0
attributes.ml
1 2 3 4 5 6 7 8 9 10 open! Base open! Import let atomic = Attribute.declare "streamable.atomic" Attribute.Context.core_type Ast_pattern.(pstr nil) () ;;
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open! Base open! Import let atomic = Attribute.declare "streamable.atomic" Attribute.Context.core_type Ast_pattern.(pstr nil) () ;;