Where Used List (Function Module) for SAP ABAP Table /PLMB/S_NAV_LAYOUT_CUST (NAV - Layout definition per object type customizing structur)
SAP ABAP Table /PLMB/S_NAV_LAYOUT_CUST (NAV - Layout definition per object type customizing structur) is used by
# Object Type Object Name Object Description Package Structure Package Software Component
   
1 Function Module  /PLMB/NAV_LAYOUT_T_READ_ALL
Read content of /PLMB/NAV_LAYOUT_T for given object type /PLMB/BA_NAV  BS_REUSE  SAP_BS_FND 
2 Function Module  /PLMB/NAV_LAYOUT_USR_GET
To get User specific Layouts /PLMB/BA_NAV  BS_REUSE  SAP_BS_FND