Provisional fix for bug 3508 - Persistent storage support breaks Linux compatibility.
Enables libnvmemmory.so to be built and dynamically linked on Linux and rom boot reports persistent storage image created OK, but ROM then crashes.
/* this struct defines the way the registers are stored on the
stack during a system call. */
struct target_pt_regs {
abi_long d1, d2, d3, d4, d5, d6, d7;
abi_long a0, a1, a2, a3, a4, a5, a6;
abi_ulong d0;
abi_ulong usp;
abi_ulong orig_d0;
int16_t stkadj;
uint16_t sr;
abi_ulong pc;
uint16_t fntvex;
uint16_t __fill;
};
#define UNAME_MACHINE "m68k"
void do_m68k_simcall(CPUState *, int);