*COMDECK ALTDCLS
                             #DESCRIPTION FOR ALT ENTRIES FOR BOTH# 
                             #LOCK QUEUE AND WAIT QUEUE#
        ITEM ALLOCK  B(00,00,01);  # TRUE IF ENTIRE AREA IS LOCKED     #
        ITEM ALLONG  B(00,01,01);  # A LONG ALT, RETURN IT TO CMM      #
        ITEM ALEXCL  B(00,02,01);  # TRUE FOR EXCLUSIVE LOCK           #
        ITEM ALMLOK  B(00,03,01);  # CREATED BY A MULTI-LOCK REQUEST   #
        ITEM ALTQT    (00,06,18);  # ADDRESS OF USER TQT ENTRY         #
        ITEM ALPRIOR  (00,24,18);  # LOCK QUEUE LINK TO PRIOR ALT      #
        ITEM ALNEXT   (00,42,18);  # LOCK QUEUE LINK TO NEXT ALT       #
        ITEM ALSKIP   (01,00,09);  # SKIP COUNT - USER SWAPPED OUT     #
        ITEM ALWPRIOR (01,18,18);  # LAST ENTRY IN THE WAIT QUEUE      #
        ITEM ALWNEXT  (01,36,18);  # FIRST ENTRY IN THE WAIT QUEUE     #
        ITEM ALOWNER B(01,59,01);  # TRUE WHEN THE LOCK IN EFFECT      #
        ITEM ALRUID  U(02,00,24);  # RUN UNIT ID FOR COMPARE WITH TQT  #
        ITEM ALUFNEXT (02,42,18);  # NEXT LOCK IN UFT CHAIN            #
        ITEM ALKEY   C(03,0,240);  # KEY OF LOCKED RECORD              #
        ITEM ALKEYWD I(03,00,60);  # FIRST WORD OF KEY                 #
