__dpmi_simulate_real_mode_procedure_iret

Syntax

#include <dpmi.h>

int __dpmi_simulate_real_mode_procedure_iret(__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 = 0x0302

This function switches to real mode, filling in all the registers from the structure. ss:sp and flags must be valid or zero. The called function must return with an iret.

Return Value

-1 on error, else zero.

Portability

not ANSI, not POSIX

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