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- A
- MOV SI,0080 ; see if any parameter
- MOV CX,[SI] ; was entered on the
- XOR CH,CH ; command line
- JCXZ 115 ; no, jump to non-FK
- MOV AH,0 ; get a character
- INT 16 ; using BIOS
- CMP AL,0 ; is it function key?
- JNZ 109 ; no, so try again
- MOV AL,AH ; use 'extended' code
- JMP 119 ; goto errlev setter
- MOV AH,0 ; get a character
- INT 16 ; using BIOS
- MOV AH,4C ; exit with errorlevel
- INT 21 ; via DOS
-
- N KEY.COM
- RCX
- 1D
- W
- Q
-