store_byte
store_byte(emu, emu->x86.R_ES, emu->x86.R_DI, val);
store_byte(emu, emu->x86.R_ES, emu->x86.R_DI,
store_byte(emu, emu->x86.R_ES, emu->x86.R_DI, emu->x86.R_AL);
static void store_byte (struct x86emu *, uint32_t segment, uint32_t offset, uint8_t val);
store_byte(emu, get_data_segment(emu), offset, val);
store_byte(emu, emu->x86.R_ES, emu->x86.R_DI,
store_byte(emu, emu->x86.R_ES, emu->x86.R_DI,