Assembler-Directive: one of
.186 .286 .286C .286P .287 .386 .386C .386P .387 .486 .486C .486P .586 .586P .686 .686P .8086 .8087 ALIGN .ALPHA ASSUME %BIN .CODE COMM .CONST .CREF .DATA .DATA? DB DD DF DOSSEG .DOSSEG DQ DT DW ECHO END ENDP ENDS EQU .ERR .ERR1 .ERR2 .ERRB .ERRDEF .ERRDIF .ERRDIFI .ERRE .ERRIDN .ERRIDNI .ERRNB .ERRNDEF .ERRNZ EVEN EXTERN EXTERNDEF EXTRN .FARDATA .FARDATA? GROUP INCLUDELIB LABEL .LALL .LFCOND .LIST .LISTALL .LISTIF .LISTMACRO .LISTMACROALL LOCAL .MMX .MODEL NAME .NOCREF .NOLIST .NOLISTIF .NOLISTMACRO .NOMMX .NOSIMD OPTION ORG %OUT PAGE PROC PUBLIC .RADIX RECORD .SALL SEGMENT .SEQ .SFCOND .SIMD .STACK STRUC STRUCT SUBTITLE SUBTTL .TFCOND TITLE TYPEDEF UNION .XALL .XCREF .XLIST .XMM