1981-01-05 /BB-H506D-SM_1983/01/cobol/source/nstrng.mac 1981-01-05 /BB-H580C-SB_1981/02/nstrng.mac 1985-09-17 /BB-H506E-SM/01/cobol/source/nstrng.mac 1985-09-25 /BB-H580E-SB_1985/03/nstrng.mac 1985-09-25 /cobol12c/03/nstrng.mac 1986-08-11 /BB-Y390S-BM_1990/01/cblsrc/nstrng.mac 1986-08-11 /BB-Y390T-BM/01/cblsrc/nstrng.mac 1986-08-11 /BB-Y390U-BM/01/cblsrc/nstrng.mac 1989-03-10 /BB-PBDEB-BB_1990/02/10,7/cblsrc/nstrng.mac 1989-03-10 /BB-PBDEC-BB_1990/01/10,7/cblsrc/nstrng.mac 1989-03-10 /BB-PBDED-BB_1990/02/10,7/cblsrc/nstrng.mac 1989-03-10 /bb-pbdea-bb/02/10,7/cblsrc/nstrng.mac