Here is a list of all struct and union fields with links to the structures/unions they belong to:

- h -

• h : cline_specific, rt_cline_internal, rt_extrude_internal, rt_tgc_internal, rt_tor_internal
• h_background : Xtnd_Rle_Header
• h_cmaplen : XtndRsetup, Xtnd_Rle_Header
• h_command : bu_cmdhist
• h_dli : db5_raw_internal
• h_finish : bu_cmdhist
• h_flags : XtndRsetup, Xtnd_Rle_Header
• h_name_hidden : db5_raw_internal
• h_name_present : db5_raw_internal
• h_name_width : db5_raw_internal
• h_ncmap : XtndRsetup, Xtnd_Rle_Header
• h_ncolors : XtndRsetup, Xtnd_Rle_Header
• h_object_width : db5_raw_internal
• h_pixelbits : XtndRsetup, Xtnd_Rle_Header
• h_start : bu_cmdhist
• h_status : bu_cmdhist
• h_val : fbm_spec
• h_xlen : Xtnd_Rle_Header
• h_xpos : Xtnd_Rle_Header
• h_ylen : Xtnd_Rle_Header
• h_ypos : Xtnd_Rle_Header
• half_eqn : half_specific
• half_Xbase : half_specific
• half_Ybase : half_specific
• handle : Interp
• handlerList : TkWindow
• handlerProc : Tcl_ChannelType
• hash : Tcl_HashEntry
• hashKeyProc : Tcl_HashKeyType
• hashPtr : TkCursor
• hashTable : str_ht
• hashTableMagic1 : str_ht
• hashTableMagic2 : str_ht
• hashTableValid : str_ht
• hc_xlen : XtndRsetup
• hc_xpos : XtndRsetup
• hc_ylen : XtndRsetup
• hc_ypos : XtndRsetup
• head : Itcl_List, bn_vlblock
• headName : wdb_id_to_names
• HeadRegion : rt_i
• heed_minor : db5_type
• height : cline_specific, TkPredefBitmap, TkCaret, Tk_PhotoImageBlock, png_struct_def, png_info_struct, pex_vars
• help : Tk_ArgvInfo
• heritage : ItclClass
• heuristic_method : png_struct_def
• hf_file2mm : hf_specific
• hf_max : hf_specific
• hf_min : hf_specific
• hf_mp : hf_specific
• hf_n : hf_specific
• hf_N : hf_specific
• hf_shorts : hf_specific
• hf_V : hf_specific
• hf_VO : hf_specific
• hf_w : hf_specific
• hf_X : hf_specific
• hf_Xlen : hf_specific
• hf_Y : hf_specific
• hf_Ylen : hf_specific
• hg_bins : bu_hist
• hg_clumpsize : bu_hist
• hg_max : bu_hist
• hg_min : bu_hist
• hg_nbins : bu_hist
• hg_nsamples : bu_hist
• hi : rt_vol_internal
• hi_ang : nmg_vu_stuff
• hiddenCmdTablePtr : Interp
• higher : vert_tree::vert_node
• hist : png_struct_def, png_info_struct
• hit : hitmiss
• hit_dist : nurb_hit, ray_hit, hit
• hit_magic : hit
• hit_normal : nurb_hit, hit
• hit_point : nurb_hit, hit
• hit_private : nurb_hit, hit
• hit_rayp : hit
• hit_surfno : hit
• hit_uv : nurb_hit
• hit_vpriv : hit
• hitHead : ray_result
• hitmiss : ray_data
• hitp : hit_list
• hits : fpi, rt_htbl
• hookfunc : bu_hook_list
• hooks : TkPlatStubs, TkIntXlibStubs, TkIntPlatStubs, TkIntStubs, TkStubs, TclPlatStubs, TclIntPlatStubs, TclIntStubs, TclStubs, ItkStubs, ItclIntStubs, ItclStubs
• hour : png_time_struct
• hPtr : Command, Var
• hsh_entry : bu_hash_record
• htab : rt_piecestate

---