OPTION (MASM)
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Enables and disables features of the assembler.
Syntax
OPTION
optionlist
Remarks
Available options include:
| CASEMAP | DOTNAME | NODOTNAME | EMULATOR |
| NOEMULATOR | EPILOGUE | EXPR16 | EXPR32 |
| LANGUAGE | LJMP | NOLJMP | M510 |
| NOM510 | NOKEYWORD | NOSIGNEXTEND | OFFSET |
| OLDMACROS | NOOLDMACROS | OLDSTRUCTS | NOOLDSTRUCTS |
| PROC | PROLOGUE | READONLY | NOREADONLY |
| SCOPED | NOSCOPED | SEGMENT | SETIF2. |
The syntax for LANGUAGE is **OPTION LANGUAGE:**x, where x is one of C, SYSCALL, STDCALL, PASCAL, FORTRAN, or BASIC. SYSCALL, PASCAL, FORTRAN, and BASIC are not supported with used with .MODEL FLAT.