hFile plus any needed bgzf or CRAM (if applicable) structure data
filename
auxillary (i.e, index) file name
hts file complete file format information
hFile plus any needed bgzf or CRAM (if applicable) structure data
buffer to hold line
uncompressed(?) file line no.
@brief File handle returned by hts_open() etc. This structure should be considered opaque by end users. There should be no need to access most fields directly in user code, and in cases where it is desirable accessor functions such as hts_get_format() are provided.