__dpmi_simulate_real_mode_procedure_retf

Syntax

#include <dpmi.h>

int __dpmi_simulate_real_mode_procedure_retf(__dpmi_regs *_regs);

Description

Please refer to section DPMI Specification for details on DPMI function call operation. Also see section DPMI Overview for general information.

DPMI function AX = 0x0301

This function switches to real mode with all the registers set from the structure, including cs:ip. The function called should return with a retf. ss:sp and flags must be set to valid values or zero.

Return Value

-1 on error, else zero.

Portability

not ANSI, not POSIX

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