SAP ABAP Program LDSYSO10 (Include LDSYSO10) is using

• Table/Structure Field (19)
• Function Module (3)
• Message Number (2)
• Table (3)

#	Object Type	Object Name	Object Description	Note
1	Table	HITAB	Structure for Internal Hierarchy Tables
2	Table	TCUSPT	Customizing: Implementation project profile
3	Table	TSTC	SAP Transaction Codes