!
@abstract Set .fai filename for a file opened for reading
@return 0 for success, negative on failure
@discussion
Called before *_hdr_read(), this provides the name of a .fai file
used to provide a reference list if the htsFile contains no @SQ headers.
! @abstract Set .fai filename for a file opened for reading @return 0 for success, negative on failure @discussion Called before *_hdr_read(), this provides the name of a .fai file used to provide a reference list if the htsFile contains no @SQ headers.