INT 2F - DOS Protected Mode Services (DPMS) v1.0 - REGISTER CLIENT AX = 43E1h CX = required protected-mode stack size in bytes ES:DI -> DPMS client interface structure (see #02794) Return: AX = 0000h if supported CF clear ES:DI buffer filled with API entry point code from offset 0Ah Note: the client is allowed to copy the returned API code to any location in memory, and need not keep the three code fields together SeeAlso: AX=43E0h,AX=43E2h,AX=43E3h