this should not be used anymore
#IF (!0>1)
#IFSAME !1 MAIN_FILE
#ERROR DFERR_COMP_OBSOLETE_UNSUPPORTED_FEATURE "Main_file object syntax is no longer supported. Use Set Main_file instead."
//#IFDEF !2.RECNUM
//#PUSH !u
//#SET U$ !2.RECNUM
//set main_file to |CI!u
//#POP u$
//#ELSE
//#ERROR DFERR_COMPILE If !2 is a file it is unopened
//#ENDIF
#ELSE
bind_main_file !2 !3 !4 !5 !6 !7 !8 !9
#ENDIF
#ENDIF