Note: This API call is for DOS and Win16 personality only. Use Family API for portability.

2018/09/07 05:04 · prokushev · 0 Comments

Int 21H, AH=5cH

Input

AH=5cH, AL=Subfunction

Subfunction Description Version
00 lock region of file 3.0+
01 unlock region of file 3.0+
2018/09/04 17:23 · prokushev · 0 Comments