You can search for identifiers within the package.
in-package search v0.2.0
val to_bin_prot : 'a writer -> 'a Bin_prot.Write.writer
val of_bin_prot : 'a Bin_prot.Write.writer -> 'a writer
val pair : 'a writer -> 'b writer -> ('a * 'b) writer
val triple : 'a writer -> 'b writer -> 'c writer -> ('a * 'b * 'c) writer
val list : 'a writer -> 'a list writer
val option : 'a writer -> 'a option writer