You can search for identifiers within the package.
in-package search v0.2.0
type file_header = {
namelen : int32;
mode : int32;
filelen : int64;
atime : int32;
atime_nsec : int32;
mtime : int32;
mtime_nsec : int32;
}
val sizeof_file_header : int
type result_header = {
error_code : int32;
_pad : int32;
crc32 : int64;
val sizeof_result_header : int
type result_header_ext = {
last_namelen : int32;
val sizeof_result_header_ext : int