shell.shell_internal
Shell_internal
shell
shell.filename_extended
shell.low_level_process
shell.string_extended
shell.unix_extended
val extra_path : string list ref
val whoami : ?real:bool -> unit -> string
val is_executable : string -> bool
val which : ?use_extra_path:bool -> string -> string option
val path_expand : ?use_extra_path:bool -> string -> string