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

- o -

• oclass : One_Sig
• off_t_cnvrt : Port_info
• off_t_quick : Port_info
• off_t_size : Plus_head , Port_info
• offset : attribute , Cat_index , Format_info_ogr , Format_info_pg , N_array_2d , N_array_3d , P_line , RASTER3D_Map , SEGMENT , transform
• ogr : Format_info
• older : aq
• oldest : SEGMENT
• open : _db_driver_state , Map_info , SEGMENT
• open_mode : fileinfo
• oper : sqlpnode
• operation : RASTER3D_Map
• operator delete() : MM_register
• operator delete[]() : MM_register
• operator new() : MM_register
• operator new[]() : MM_register
• operator!= : ExtendedEltMergeType< T, Key > , merge_key< KEY >
• operator+ : merge_key< KEY >
• operator< : ExtendedEltMergeType< T, Key > , merge_key< KEY >
• operator<< : BasicMinMaxHeap< T > , BlockHeapElement< T > , em_buffer< T, Key > , em_pqueue< T, Key > , ExtendedEltMergeType< T, Key > , HeapElement< T > , im_buffer< T > , merge_key< KEY > , pqheap_t1< T >
• operator<= : ExtendedEltMergeType< T, Key > , merge_key< KEY >
• operator== : ExtendedEltMergeType< T, Key > , merge_key< KEY >
• operator> : ExtendedEltMergeType< T, Key > , merge_key< KEY >
• operator>= : ExtendedEltMergeType< T, Key > , merge_key< KEY >
• options : Option
• opts : Option
• orderCol : SQLPSTMT
• orderDir : SQLPSTMT
• orect : RTree
• organization : dig_head
• organizing : Colors
• orig_scale : dig_head
• other_col : G_3dview
• outfile : ps_state
• output : html_state
• overflow : RTree
• overlap : _tgisDataset , Reg_dimens
• overlapped : _tgisDataset
• overlaps : _tgisDataset
• overwrite : GModule
• ox : g_surf , g_vol
• oy : g_surf , g_vol
• oz : g_vol