SAP ABAP Data Element PINFRESTR (Adding further objects to package interface not possible) is used by

• Interface (1)
• PINF (2)
• Table (3)

#	Object Type	Object Name	Object Description	Package	Structure Package	Software Component
1	Table	INTF - RESTRICTED	Package Interfaces	SPAK_API	BASIS	SAP_BASIS
2	Table	LIST_PIN - RESTRICTED	Repository Infosystem: List Structure for Packet Interfaces	SEUI	BASIS	SAP_BASIS
3	Table	SCOMPIDTLN - RESTRICTED	Row Type for Table with Package Interface Data	SPAK_API	BASIS	SAP_BASIS