CALL FUNCTION ‘MB_READ_RESERVATION_POS_WA’
EXPORTING
rsnum    = rm07m-rsnum
rspos    = rm07m-rspos
shkzg    = shkzg
bwart    = xrkpf-bwart
kzneb    = rm07m-kzneb
TABLES
i_iooper = oper_tab
seqtab   = xrbefu.

Related tables: RESB,RKPF